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-rw-r--r--CHANGELOG3
-rw-r--r--CREDITS5
-rwxr-xr-xMAKEALL24
-rw-r--r--Makefile3
-rw-r--r--README77
-rw-r--r--board/amirix/ap1000/Makefile47
-rw-r--r--board/amirix/ap1000/ap1000.c672
-rw-r--r--board/amirix/ap1000/ap1000.h173
-rw-r--r--board/amirix/ap1000/config.mk27
-rw-r--r--board/amirix/ap1000/flash.c853
-rw-r--r--board/amirix/ap1000/init.S34
-rw-r--r--board/amirix/ap1000/pci.c346
-rw-r--r--board/amirix/ap1000/powerspan.c712
-rw-r--r--board/amirix/ap1000/powerspan.h170
-rw-r--r--board/amirix/ap1000/serial.c128
-rw-r--r--board/amirix/ap1000/u-boot.lds144
-rw-r--r--cpu/ppc4xx/speed.c7
-rw-r--r--drivers/e1000.c37
-rw-r--r--include/configs/AP1000.h255
-rw-r--r--net/eth.c2
20 files changed, 3668 insertions, 51 deletions
diff --git a/CHANGELOG b/CHANGELOG
index 496a3b6..66994b8 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
Changes for U-Boot 1.1.4:
======================================================================
+* Add support for AP1000 board.
+ Patch by James MacAulay, 07 Oct 2005
+
* Eliminate hard-coded address of Ethernet transfer buffer on at91rm9200
Patch by Anders Larsen, 07 Oct 2005
diff --git a/CREDITS b/CREDITS
index 4ea3c74..23055cb 100644
--- a/CREDITS
+++ b/CREDITS
@@ -443,3 +443,8 @@ N: Alex Zuepke
E: azu@sysgo.de
D: Overall improvements on StrongARM, ARM720TDMI; Support for Tuxscreen; initial PCMCIA support for ARM
W: www.elinos.com
+
+N: James MacAulay
+E: james.macaulay@amirix.com
+D: Suppport for Amirix AP1000
+W: www.amirix.com
diff --git a/MAKEALL b/MAKEALL
index 0472cfb..79be0d8 100755
--- a/MAKEALL
+++ b/MAKEALL
@@ -61,18 +61,18 @@ LIST_8xx=" \
#########################################################################
LIST_4xx=" \
- ADCIOP AR405 ASH405 bubinga \
- CANBT CPCI2DP CPCI405 CPCI4052 \
- CPCI405AB CPCI440 CPCIISER4 CRAYL1 \
- csb272 csb472 DASA_SIM DP405 \
- DU405 ebony ERIC EXBITGEN \
- G2000 HUB405 JSE KAREF \
- METROBOX MIP405 MIP405T ML2 \
- ml300 ocotea OCRTC ORSG \
- PCI405 PIP405 PLU405 PMC405 \
- PPChameleonEVB sbc405 VOH405 W7OLMC \
- W7OLMG walnut WUH405 XPEDITE1K \
- yellowstone yosemite \
+ ADCIOP AP1000 AR405 ASH405 \
+ bubinga CANBT CPCI2DP CPCI405 \
+ CPCI4052 CPCI405AB CPCI440 CPCIISER4 \
+ CRAYL1 csb272 csb472 DASA_SIM \
+ DP405 DU405 ebony ERIC \
+ EXBITGEN G2000 HUB405 JSE \
+ KAREF METROBOX MIP405 MIP405T \
+ ML2 ml300 ocotea OCRTC \
+ ORSG PCI405 PIP405 PLU405 \
+ PMC405 PPChameleonEVB sbc405 VOH405 \
+ W7OLMC W7OLMG walnut WUH405 \
+ XPEDITE1K yellowstone yosemite \
"
#########################################################################
diff --git a/Makefile b/Makefile
index 86cb6a8..6ce5416 100644
--- a/Makefile
+++ b/Makefile
@@ -721,6 +721,9 @@ xtract_4xx = $(subst _25,,$(subst _33,,$(subst _BA,,$(subst _ME,,$(subst _HI,,$(
ADCIOP_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx adciop esd
+AP1000_config:unconfig
+ @./mkconfig $(@:_config=) ppc ppc4xx ap1000 amirix
+
APC405_config: unconfig
@./mkconfig $(@:_config=) ppc ppc4xx apc405 esd
diff --git a/README b/README
index 419ae0d..71e9dc9 100644
--- a/README
+++ b/README
@@ -261,44 +261,45 @@ The following options need to be configured:
PowerPC based boards:
---------------------
- CONFIG_ADCIOP CONFIG_GEN860T CONFIG_PCI405
- CONFIG_ADS860 CONFIG_GENIETV CONFIG_PCIPPC2
- CONFIG_AMX860 CONFIG_GTH CONFIG_PCIPPC6
- CONFIG_AR405 CONFIG_gw8260 CONFIG_pcu_e
- CONFIG_BAB7xx CONFIG_hermes CONFIG_PIP405
- CONFIG_c2mon CONFIG_hymod CONFIG_PM826
- CONFIG_CANBT CONFIG_IAD210 CONFIG_ppmc8260
- CONFIG_CCM CONFIG_ICU862 CONFIG_QS823
- CONFIG_CMI CONFIG_IP860 CONFIG_QS850
- CONFIG_cogent_mpc8260 CONFIG_IPHASE4539 CONFIG_QS860T
- CONFIG_cogent_mpc8xx CONFIG_IVML24 CONFIG_RBC823
- CONFIG_CPCI405 CONFIG_IVML24_128 CONFIG_RPXClassic
- CONFIG_CPCI4052 CONFIG_IVML24_256 CONFIG_RPXlite
- CONFIG_CPCIISER4 CONFIG_IVMS8 CONFIG_RPXsuper
- CONFIG_CPU86 CONFIG_IVMS8_128 CONFIG_rsdproto
- CONFIG_CRAYL1 CONFIG_IVMS8_256 CONFIG_sacsng
- CONFIG_CSB272 CONFIG_JSE CONFIG_Sandpoint8240
- CONFIG_CU824 CONFIG_LANTEC CONFIG_Sandpoint8245
- CONFIG_DASA_SIM CONFIG_lwmon CONFIG_sbc8260
- CONFIG_DB64360 CONFIG_MBX CONFIG_sbc8560
- CONFIG_DB64460 CONFIG_MBX860T CONFIG_SM850
- CONFIG_DU405 CONFIG_MHPC CONFIG_SPD823TS
- CONFIG_DUET_ADS CONFIG_MIP405 CONFIG_STXGP3
- CONFIG_EBONY CONFIG_MOUSSE CONFIG_SXNI855T
- CONFIG_ELPPC CONFIG_MPC8260ADS CONFIG_TQM823L
- CONFIG_ELPT860 CONFIG_MPC8540ADS CONFIG_TQM8260
- CONFIG_ep8260 CONFIG_MPC8540EVAL CONFIG_TQM850L
- CONFIG_ERIC CONFIG_MPC8560ADS CONFIG_TQM855L
- CONFIG_ESTEEM192E CONFIG_MUSENKI CONFIG_TQM860L
- CONFIG_ETX094 CONFIG_MVS1 CONFIG_TTTech
- CONFIG_EVB64260 CONFIG_NETPHONE CONFIG_UTX8245
- CONFIG_FADS823 CONFIG_NETTA CONFIG_V37
- CONFIG_FADS850SAR CONFIG_NETVIA CONFIG_W7OLMC
- CONFIG_FADS860T CONFIG_NX823 CONFIG_W7OLMG
- CONFIG_FLAGADM CONFIG_OCRTC CONFIG_WALNUT
- CONFIG_FPS850L CONFIG_ORSG CONFIG_ZPC1900
- CONFIG_FPS860L CONFIG_OXC CONFIG_ZUMA
-
+ CONFIG_ADCIOP CONFIG_GEN860T CONFIG_PCIPPC2
+ CONFIG_ADS860 CONFIG_GENIETV CONFIG_PCIPPC6
+ CONFIG_AMX860 CONFIG_GTH CONFIG_pcu_e
+ CONFIG_AP1000 CONFIG_gw8260 CONFIG_PIP405
+ CONFIG_AR405 CONFIG_hermes CONFIG_PM826
+ CONFIG_BAB7xx CONFIG_hymod CONFIG_ppmc8260
+ CONFIG_c2mon CONFIG_IAD210 CONFIG_QS823
+ CONFIG_CANBT CONFIG_ICU862 CONFIG_QS850
+ CONFIG_CCM CONFIG_IP860 CONFIG_QS860T
+ CONFIG_CMI CONFIG_IPHASE4539 CONFIG_RBC823
+ CONFIG_cogent_mpc8260 CONFIG_IVML24 CONFIG_RPXClassic
+ CONFIG_cogent_mpc8xx CONFIG_IVML24_128 CONFIG_RPXlite
+ CONFIG_CPCI405 CONFIG_IVML24_256 CONFIG_RPXsuper
+ CONFIG_CPCI4052 CONFIG_IVMS8 CONFIG_rsdproto
+ CONFIG_CPCIISER4 CONFIG_IVMS8_128 CONFIG_sacsng
+ CONFIG_CPU86 CONFIG_IVMS8_256 CONFIG_Sandpoint8240
+ CONFIG_CRAYL1 CONFIG_JSE CONFIG_Sandpoint8245
+ CONFIG_CSB272 CONFIG_LANTEC CONFIG_sbc8260
+ CONFIG_CU824 CONFIG_lwmon CONFIG_sbc8560
+ CONFIG_DASA_SIM CONFIG_MBX CONFIG_SM850
+ CONFIG_DB64360 CONFIG_MBX860T CONFIG_SPD823TS
+ CONFIG_DB64460 CONFIG_MHPC CONFIG_STXGP3
+ CONFIG_DU405 CONFIG_MIP405 CONFIG_SXNI855T
+ CONFIG_DUET_ADS CONFIG_MOUSSE CONFIG_TQM823L
+ CONFIG_EBONY CONFIG_MPC8260ADS CONFIG_TQM8260
+ CONFIG_ELPPC CONFIG_MPC8540ADS CONFIG_TQM850L
+ CONFIG_ELPT860 CONFIG_MPC8540EVAL CONFIG_TQM855L
+ CONFIG_ep8260 CONFIG_MPC8560ADS CONFIG_TQM860L
+ CONFIG_ERIC CONFIG_MUSENKI CONFIG_TTTech
+ CONFIG_ESTEEM192E CONFIG_MVS1 CONFIG_UTX8245
+ CONFIG_ETX094 CONFIG_NETPHONE CONFIG_V37
+ CONFIG_EVB64260 CONFIG_NETTA CONFIG_W7OLMC
+ CONFIG_FADS823 CONFIG_NETVIA CONFIG_W7OLMG
+ CONFIG_FADS850SAR CONFIG_NX823 CONFIG_WALNUT
+ CONFIG_FADS860T CONFIG_OCRTC CONFIG_ZPC1900
+ CONFIG_FLAGADM CONFIG_ORSG CONFIG_ZUMA
+ CONFIG_FPS850L CONFIG_OXC
+ CONFIG_FPS860L CONFIG_PCI405
+
ARM based boards:
-----------------
diff --git a/board/amirix/ap1000/Makefile b/board/amirix/ap1000/Makefile
new file mode 100644
index 0000000..4e1ef21
--- /dev/null
+++ b/board/amirix/ap1000/Makefile
@@ -0,0 +1,47 @@
+#
+# (C) Copyright 2000
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+include $(TOPDIR)/config.mk
+
+LIB = lib$(BOARD).a
+
+OBJS = $(BOARD).o flash.o serial.o pci.o powerspan.o
+SOBJS = init.o
+
+$(LIB): $(OBJS) $(SOBJS)
+ $(AR) crv $@ $^
+
+clean:
+ rm -f $(SOBJS) $(OBJS)
+
+distclean: clean
+ rm -f $(LIB) core *.bak .depend
+
+#########################################################################
+
+.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c)
+ $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@
+
+sinclude .depend
+
+#########################################################################
diff --git a/board/amirix/ap1000/ap1000.c b/board/amirix/ap1000/ap1000.c
new file mode 100644
index 0000000..743211f
--- /dev/null
+++ b/board/amirix/ap1000/ap1000.c
@@ -0,0 +1,672 @@
+/*
+ * amirix.c: ppcboot platform support for AMIRIX board
+ *
+ * Copyright 2002 Mind NV
+ * Copyright 2003 AMIRIX Systems Inc.
+ *
+ * http://www.mind.be/
+ * http://www.amirix.com/
+ *
+ * Author : Peter De Schrijver (p2@mind.be)
+ * Frank Smith (smith@amirix.com)
+ *
+ * Derived from : Other platform support files in this tree, ml2
+ *
+ * This software may be used and distributed according to the terms of
+ * the GNU General Public License (GPL) version 2, incorporated herein by
+ * reference. Drivers based on or derived from this code fall under the GPL
+ * and must retain the authorship, copyright and this license notice. This
+ * file is not a complete program and may only be used when the entire
+ * program is licensed under the GPL.
+ *
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/processor.h>
+
+#include "powerspan.h"
+#include "ap1000.h"
+
+int board_pre_init (void)
+{
+ return 0;
+}
+
+/** serial number and platform display at startup */
+int checkboard (void)
+{
+ unsigned char *s = getenv ("serial#");
+ unsigned char *e;
+
+ /* After a loadace command, the SystemAce control register is left in a wonky state. */
+ /* this code did not work in board_pre_init */
+ unsigned char* p = (unsigned char*)AP1000_SYSACE_REGBASE;
+ p[SYSACE_CTRLREG0] = 0x0;
+
+ /* add platform and device to banner */
+ switch(get_device()){
+ case AP1xx_AP107_TARGET:{
+ puts(AP1xx_AP107_TARGET_STR);
+ break;
+ }
+ case AP1xx_AP120_TARGET:{
+ puts(AP1xx_AP120_TARGET_STR);
+ break;
+ }
+ case AP1xx_AP130_TARGET:{
+ puts(AP1xx_AP130_TARGET_STR);
+ break;
+ }
+ case AP1xx_AP1070_TARGET:{
+ puts(AP1xx_AP1070_TARGET_STR);
+ break;
+ }
+ case AP1xx_AP1100_TARGET:{
+ puts(AP1xx_AP1100_TARGET_STR);
+ break;
+ }
+ default:{
+ puts(AP1xx_UNKNOWN_STR);
+ break;
+ }
+ }
+ puts(AP1xx_TARGET_STR);
+ puts(" with ");
+
+ switch(get_platform()){
+ case AP100_BASELINE_PLATFORM:
+ case AP1000_BASELINE_PLATFORM:{
+ puts(AP1xx_BASELINE_PLATFORM_STR);
+ break;
+ }
+ case AP1xx_QUADGE_PLATFORM:{
+ puts(AP1xx_QUADGE_PLATFORM_STR);
+ break;
+ }
+ case AP1xx_MGT_REF_PLATFORM:{
+ puts(AP1xx_MGT_REF_PLATFORM_STR);
+ break;
+ }
+ case AP1xx_STANDARD_PLATFORM:{
+ puts(AP1xx_STANDARD_PLATFORM_STR);
+ break;
+ }
+ case AP1xx_DUAL_PLATFORM:{
+ puts(AP1xx_DUAL_PLATFORM_STR);
+ break;
+ }
+ case AP1xx_BASE_SRAM_PLATFORM:{
+ puts(AP1xx_BASE_SRAM_PLATFORM_STR);
+ break;
+ }
+ case AP1xx_PCI_PCB_TESTPLATFORM:
+ case AP1000_PCI_PCB_TESTPLATFORM:{
+ puts(AP1xx_PCI_PCB_TESTPLATFORM_STR);
+ break;
+ }
+ case AP1xx_DUAL_GE_MEZZ_TESTPLATFORM:{
+ puts(AP1xx_DUAL_GE_MEZZ_TESTPLATFORM_STR);
+ break;
+ }
+ case AP1xx_SFP_MEZZ_TESTPLATFORM:{
+ puts(AP1xx_SFP_MEZZ_TESTPLATFORM_STR);
+ break;
+ }
+ default:{
+ puts(AP1xx_UNKNOWN_STR);
+ break;
+ }
+ }
+
+ if((get_platform() & AP1xx_TESTPLATFORM_MASK) != 0){
+ puts(AP1xx_TESTPLATFORM_STR);
+ }
+ else{
+ puts(AP1xx_PLATFORM_STR);
+ }
+
+ putc('\n');
+
+ puts ("Serial#: ");
+
+ if (!s) {
+ printf ("### No HW ID - assuming AMIRIX");
+ } else {
+ for (e = s; *e; ++e) {
+ if (*e == ' ')
+ break;
+ }
+
+ for (; s < e; ++s) {
+ putc (*s);
+ }
+ }
+
+ putc ('\n');
+
+ return (0);
+}
+
+
+long int initdram (int board_type)
+{
+ unsigned char *s = getenv ("dramsize");
+
+ if(s != NULL){
+ if((s[0] == '0') && ((s[1] == 'x') || (s[1] == 'X'))){
+ s += 2;
+ }
+ return simple_strtoul(s, NULL, 16);
+ }
+ else{
+ /* give all 64 MB */
+ return 64 * 1024 * 1024;
+ }
+}
+
+unsigned int get_platform(void){
+ unsigned int *revision_reg_ptr = (unsigned int *)AP1xx_FPGA_REV_ADDR;
+ return (*revision_reg_ptr & AP1xx_PLATFORM_MASK);
+}
+
+unsigned int get_device(void){
+ unsigned int *revision_reg_ptr = (unsigned int *)AP1xx_FPGA_REV_ADDR;
+
+ return (*revision_reg_ptr & AP1xx_TARGET_MASK);
+}
+
+#if 0 // loadace is not working; it appears to be a hardware issue with the system ace.
+/*
+ This function loads FPGA configurations from the SystemACE CompactFlash
+*/
+int do_loadace (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+{
+ unsigned char *p = (unsigned char *)AP1000_SYSACE_REGBASE;
+ int cfg;
+
+ if((p[SYSACE_STATREG0] & 0x10) == 0) {
+ p[SYSACE_CTRLREG0] = 0x80;
+ printf ("\nNo CompactFlash Detected\n\n");
+ p[SYSACE_CTRLREG0] = 0x00;
+ return 1;
+ }
+
+ // reset configuration controller: | 0x80
+ // select cpflash & ~0x40
+ // cfg start | 0x20
+ // wait for cfgstart & ~0x10
+ // force cfgmode: | 0x08
+ // do no force cfgaddr: & ~0x04
+ // clear mpulock: & ~0x02
+ // do not force lock request & ~0x01
+
+ p[SYSACE_CTRLREG0] = 0x80 | 0x20 | 0x08;
+ p[SYSACE_CTRLREG1] = 0x00;
+
+ // force config address if arg2 exists
+ if (argc == 2) {
+ cfg = simple_strtoul(argv[1], NULL, 10);
+
+ if(cfg > 7) {
+ printf ("\nInvalid Configuration\n\n");
+ p[SYSACE_CTRLREG0] = 0x00;
+ return 1;
+ }
+ // Set config address
+ p[SYSACE_CTRLREG1] = (cfg << 5);
+ // force cfgaddr
+ p[SYSACE_CTRLREG0] |= 0x04;
+
+ } else {
+ cfg = (p[SYSACE_STATREG1] & 0xE0) >> 5;
+ }
+
+ /* release configuration controller */
+ printf("\nLoading V2PRO with config %d...\n", cfg);
+ p[SYSACE_CTRLREG0] &= ~0x80;
+
+
+ while((p[SYSACE_STATREG1] & 0x01) == 0) {
+
+ if(p[SYSACE_ERRREG0] & 0x80) {
+ // attempting to load an invalid configuration makes the cpflash
+ // appear to be removed. Reset here to avoid that problem
+ p[SYSACE_CTRLREG0] = 0x80;
+ printf("\nConfiguration %d Read Error\n\n", cfg);
+ p[SYSACE_CTRLREG0] = 0x00;
+ return 1;
+ }
+ }
+
+ p[SYSACE_CTRLREG0] |= 0x20;
+
+ return 0;
+}
+#endif
+
+/** Console command to display and set the software reconfigure byte
+ * <pre>
+ * swconfig - display the current value of the software reconfigure byte
+ * swconfig [#] - change the software reconfigure byte to #
+ * </pre>
+ * @param *cmdtp [IN] as passed by run_command (ignored)
+ * @param flag [IN] as passed by run_command (ignored)
+ * @param argc [IN] as passed by run_command if 1, display, if 2 change
+ * @param *argv[] [IN] contains the parameters to use
+ * @return
+ * <pre>
+ * 0 if passed
+ * -1 if failed
+ * </pre>
+ */
+int do_swconfigbyte(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
+ unsigned char *sector_buffer = NULL;
+ unsigned char input_char;
+ int write_result;
+ unsigned int input_uint;
+
+ /* display value if no argument */
+ if(argc < 2){
+ printf("Software configuration byte is currently: 0x%02x\n",
+ *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
+ return 0;
+ }
+ else if(argc > 3){
+ printf("Too many arguments\n");
+ return -1;
+ }
+
+ /* if 3 arguments, 3rd argument is the address to use */
+ if(argc == 3){
+ input_uint = simple_strtoul(argv[1], NULL, 16);
+ sector_buffer = (unsigned char *)input_uint;
+ }
+ else{
+ sector_buffer = (unsigned char *)DEFAULT_TEMP_ADDR;
+ }
+
+ input_char = simple_strtoul(argv[1], NULL, 0);
+ if((input_char & ~SW_BYTE_MASK) != 0){
+ printf("Input of 0x%02x will be masked to 0x%02x\n",
+ input_char, (input_char & SW_BYTE_MASK));
+ input_char = input_char & SW_BYTE_MASK;
+ }
+
+ memcpy(sector_buffer, (void *)SW_BYTE_SECTOR_ADDR, SW_BYTE_SECTOR_SIZE);
+ sector_buffer[SW_BYTE_SECTOR_OFFSET] = input_char;
+
+
+ printf("Erasing Flash...");
+ if (flash_sect_erase (SW_BYTE_SECTOR_ADDR, (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET))){
+ return -1;
+ }
+
+ printf("Writing to Flash... ");
+ write_result = flash_write(sector_buffer, SW_BYTE_SECTOR_ADDR, SW_BYTE_SECTOR_SIZE);
+ if (write_result != 0) {
+ flash_perror (write_result);
+ return -1;
+ }
+ else{
+ printf("done\n");
+ printf("Software configuration byte is now: 0x%02x\n",
+ *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
+ }
+
+ return 0;
+}
+
+#define ONE_SECOND 1000000
+
+int do_pause(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
+ int pause_time;
+ unsigned int delay_time;
+ int break_loop = 0;
+
+ /* display value if no argument */
+ if(argc < 2){
+ pause_time = 1;
+ }
+
+ else if(argc > 2){
+ printf("Too many arguments\n");
+ return -1;
+ }
+ else{
+ pause_time = simple_strtoul(argv[1], NULL, 0);
+ }
+
+ printf("Pausing with a poll time of %d, press any key to reactivate\n", pause_time);
+ delay_time = pause_time * ONE_SECOND;
+ while(break_loop == 0){
+ udelay(delay_time);
+ if(serial_tstc() != 0){
+ break_loop = 1;
+ /* eat user key presses */
+ while(serial_tstc() != 0){
+ serial_getc();
+ }
+ }
+ }
+
+ return 0;
+}
+
+int do_swreconfig(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
+ printf("Triggering software reconfigure (software config byte is 0x%02x)...\n",
+ *((unsigned char *) (SW_BYTE_SECTOR_ADDR + SW_BYTE_SECTOR_OFFSET)));
+ udelay (1000);
+ *((unsigned char*)AP1000_CPLD_BASE) = 1;
+
+ return 0;
+}
+
+#define GET_DECIMAL(low_byte) ((low_byte >> 5) * 125)
+#define TEMP_BUSY_BIT 0x80
+#define TEMP_LHIGH_BIT 0x40
+#define TEMP_LLOW_BIT 0x20
+#define TEMP_EHIGH_BIT 0x10
+#define TEMP_ELOW_BIT 0x08
+#define TEMP_OPEN_BIT 0x04
+#define TEMP_ETHERM_BIT 0x02
+#define TEMP_LTHERM_BIT 0x01
+
+int do_temp_sensor(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
+ char cmd;
+ int ret_val = 0;
+ unsigned char temp_byte;
+ int temp;
+ int temp_low;
+ int low;
+ int low_low;
+ int high;
+ int high_low;
+ int therm;
+ unsigned char user_data[4] = { 0 };
+ int user_data_count = 0;
+ int ii;
+
+ if(argc > 1){
+ cmd = argv[1][0];
+ }
+ else{
+ cmd = 's'; /* default to status */
+ }
+
+ user_data_count = argc - 2;
+ for(ii = 0;ii < user_data_count;ii++){
+ user_data[ii] = simple_strtoul(argv[2 + ii], NULL, 0);
+ }
+ switch (cmd){
+ case 's':{
+
+ if(I2CAccess(0x2, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ printf("Status : 0x%02x ", temp_byte);
+ if(temp_byte & TEMP_BUSY_BIT){
+ printf("BUSY ");
+ }
+
+ if(temp_byte & TEMP_LHIGH_BIT){
+ printf("LHIGH ");
+ }
+
+ if(temp_byte & TEMP_LLOW_BIT){
+ printf("LLOW ");
+ }
+
+ if(temp_byte & TEMP_EHIGH_BIT){
+ printf("EHIGH ");
+ }
+
+ if(temp_byte & TEMP_ELOW_BIT){
+ printf("ELOW ");
+ }
+
+ if(temp_byte & TEMP_OPEN_BIT){
+ printf("OPEN ");
+ }
+
+ if(temp_byte & TEMP_ETHERM_BIT){
+ printf("ETHERM ");
+ }
+
+ if(temp_byte & TEMP_LTHERM_BIT){
+ printf("LTHERM");
+ }
+ printf("\n");
+
+ if(I2CAccess(0x3, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ printf("Config : 0x%02x ", temp_byte);
+
+ if(I2CAccess(0x4, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ printf("\n");
+ goto fail;
+ }
+ printf("Conversion: 0x%02x\n", temp_byte);
+ if(I2CAccess(0x22, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ printf("Cons Alert: 0x%02x ", temp_byte);
+
+ if(I2CAccess(0x21, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ printf("\n");
+ goto fail;
+ }
+ printf("Therm Hyst: %d\n", temp_byte);
+
+ if(I2CAccess(0x0, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ temp = temp_byte;
+ if(I2CAccess(0x6, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ low = temp_byte;
+ if(I2CAccess(0x5, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ high = temp_byte;
+ if(I2CAccess(0x20, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ therm = temp_byte;
+ printf("Local Temp: %2d Low: %2d High: %2d THERM: %2d\n", temp, low, high, therm);
+
+ if(I2CAccess(0x1, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ temp = temp_byte;
+ if(I2CAccess(0x10, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ temp_low = temp_byte;
+ if(I2CAccess(0x8, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ low = temp_byte;
+ if(I2CAccess(0x14, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ low_low = temp_byte;
+ if(I2CAccess(0x7, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ high = temp_byte;
+ if(I2CAccess(0x13, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ high_low = temp_byte;
+ if(I2CAccess(0x19, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ therm = temp_byte;
+ if(I2CAccess(0x11, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &temp_byte, I2C_READ) != 0){
+ goto fail;
+ }
+ printf("Ext Temp : %2d.%03d Low: %2d.%03d High: %2d.%03d THERM: %2d Offset: %2d\n", temp, GET_DECIMAL(temp_low), low, GET_DECIMAL(low_low), high, GET_DECIMAL(high_low), therm, temp_byte);
+ break;
+ }
+ case 'l':{ /* alter local limits : low, high, therm */
+ if(argc < 3){
+ goto usage;
+ }
+
+ /* low */
+ if(I2CAccess(0xC, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[0], I2C_WRITE) != 0){
+ goto fail;
+ }
+
+ if(user_data_count > 1){
+ /* high */
+ if(I2CAccess(0xB, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[1], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+
+ if(user_data_count > 2){
+ /* therm */
+ if(I2CAccess(0x20, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[2], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+ break;
+ }
+ case 'e':{ /* alter external limits: low, high, therm, offset */
+ if(argc < 3){
+ goto usage;
+ }
+
+ /* low */
+ if(I2CAccess(0xE, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[0], I2C_WRITE) != 0){
+ goto fail;
+ }
+
+ if(user_data_count > 1){
+ /* high */
+ if(I2CAccess(0xD, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[1], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+
+ if(user_data_count > 2){
+ /* therm */
+ if(I2CAccess(0x19, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[2], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+
+ if(user_data_count > 3){
+ /* offset */
+ if(I2CAccess(0x11, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[3], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+ break;
+ }
+ case 'c':{ /* alter config settings: config, conv, cons alert, therm hyst */
+ if(argc < 3){
+ goto usage;
+ }
+
+ /* config */
+ if(I2CAccess(0x9, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[0], I2C_WRITE) != 0){
+ goto fail;
+ }
+
+ if(user_data_count > 1){
+ /* conversion */
+ if(I2CAccess(0xA, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[1], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+
+ if(user_data_count > 2){
+ /* cons alert */
+ if(I2CAccess(0x22, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[2], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+
+ if(user_data_count > 3){
+ /* therm hyst */
+ if(I2CAccess(0x21, I2C_SENSOR_DEV, I2C_SENSOR_CHIP_SEL, &user_data[3], I2C_WRITE) != 0){
+ goto fail;
+ }
+ }
+ break;
+ }
+ default:{
+ goto usage;
+ }
+ }
+
+ goto done;
+ fail:
+ printf("Access to sensor failed\n");
+ ret_val = -1;
+ goto done;
+ usage:
+ printf ("Usage:\n%s\n", cmdtp->help);
+
+ done:
+ return ret_val;
+}
+
+U_BOOT_CMD(
+ temp, 6, 0, do_temp_sensor,
+ "temp - interact with the temperature sensor\n",
+ "temp [s]\n"
+ " - Show status.\n"
+ "temp l LOW [HIGH] [THERM]\n"
+ " - Set local limits.\n"
+ "temp e LOW [HIGH] [THERM] [OFFSET]\n"
+ " - Set external limits.\n"
+ "temp c CONFIG [CONVERSION] [CONS. ALERT] [THERM HYST]\n"
+ " - Set config options.\n"
+ "\n"
+ "All values can be decimal or hex (hex preceded with 0x).\n"
+ "Only whole numbers are supported for external limits.\n"
+);
+
+#if 0
+U_BOOT_CMD(
+ loadace, 2, 0, do_loadace,
+ "loadace - load fpga configuration from System ACE compact flash\n",
+ "N\n"
+ " - Load configuration N (0-7) from System ACE compact flash\n"
+ "loadace\n"
+ " - loads default configuration\n"
+);
+#endif
+
+U_BOOT_CMD(
+ swconfig, 2, 0, do_swconfigbyte,
+ "swconfig- display or modify the software configuration byte\n",
+ "N [ADDRESS]\n"
+ " - set software configuration byte to N, optionally use ADDRESS as\n"
+ " location of buffer for flash copy\n"
+ "swconfig\n"
+ " - display software configuration byte\n"
+);
+
+U_BOOT_CMD(
+ pause, 2, 0, do_pause,
+ "pause - sleep processor until any key is pressed with poll time of N seconds\n",
+ "N\n"
+ " - sleep processor until any key is pressed with poll time of N seconds\n"
+ "pause\n"
+ " - sleep processor until any key is pressed with poll time of 1 second\n"
+);
+
+U_BOOT_CMD(
+ swrecon, 1, 0, do_swreconfig,
+ "swrecon - trigger a board reconfigure to the software selected configuration\n",
+ "\n"
+ " - trigger a board reconfigure to the software selected configuration\n"
+);
+
diff --git a/board/amirix/ap1000/ap1000.h b/board/amirix/ap1000/ap1000.h
new file mode 100644
index 0000000..c93736f
--- /dev/null
+++ b/board/amirix/ap1000/ap1000.h
@@ -0,0 +1,173 @@
+/*
+ * ap1000.h: AP1000 (e.g. AP1070, AP1100) board specific definitions and functions that are needed globally
+ *
+ * Author : James MacAulay
+ *
+ * This software may be used and distributed according to the terms of
+ * the GNU General Public License (GPL) version 2, incorporated herein by
+ * reference. Drivers based on or derived from this code fall under the GPL
+ * and must retain the authorship, copyright and this license notice. This
+ * file is not a complete program and may only be used when the entire
+ * program is licensed under the GPL.
+ *
+ */
+
+#ifndef __AP1000_H
+#define __AP1000_H
+
+/*
+ * Revision Register stuff
+ */
+#define AP1xx_FPGA_REV_ADDR 0x29000000
+
+#define AP1xx_PLATFORM_MASK 0xFF000000
+#define AP100_BASELINE_PLATFORM 0x01000000
+#define AP1xx_QUADGE_PLATFORM 0x02000000
+#define AP1xx_MGT_REF_PLATFORM 0x03000000
+#define AP1xx_STANDARD_PLATFORM 0x04000000
+#define AP1xx_DUAL_PLATFORM 0x05000000
+#define AP1xx_BASE_SRAM_PLATFORM 0x06000000
+
+#define AP1000_BASELINE_PLATFORM 0x21000000
+
+#define AP1xx_TESTPLATFORM_MASK 0xC0000000
+#define AP1xx_PCI_PCB_TESTPLATFORM 0xC0000000
+#define AP1xx_DUAL_GE_MEZZ_TESTPLATFORM 0xC1000000
+#define AP1xx_SFP_MEZZ_TESTPLATFORM 0xC2000000
+
+#define AP1000_PCI_PCB_TESTPLATFORM 0xC3000000
+
+#define AP1xx_TARGET_MASK 0x00FF0000
+#define AP1xx_AP107_TARGET 0x00010000
+#define AP1xx_AP120_TARGET 0x00020000
+#define AP1xx_AP130_TARGET 0x00030000
+#define AP1xx_AP1070_TARGET 0x00040000
+#define AP1xx_AP1100_TARGET 0x00050000
+
+#define AP1xx_UNKNOWN_STR "Unknown"
+
+#define AP1xx_PLATFORM_STR " Platform"
+#define AP1xx_BASELINE_PLATFORM_STR "Baseline"
+#define AP1xx_QUADGE_PLATFORM_STR "Quad GE"
+#define AP1xx_MGT_REF_PLATFORM_STR "MGT Reference"
+#define AP1xx_STANDARD_PLATFORM_STR "Standard"
+#define AP1xx_DUAL_PLATFORM_STR "Dual"
+#define AP1xx_BASE_SRAM_PLATFORM_STR "Baseline with SRAM"
+
+#define AP1xx_TESTPLATFORM_STR " Test Platform"
+#define AP1xx_PCI_PCB_TESTPLATFORM_STR "Base"
+#define AP1xx_DUAL_GE_MEZZ_TESTPLATFORM_STR "Dual GE Mezzanine"
+#define AP1xx_SFP_MEZZ_TESTPLATFORM_STR "SFP Mezzanine"
+
+#define AP1xx_TARGET_STR " Board"
+#define AP1xx_AP107_TARGET_STR "AP107"
+#define AP1xx_AP120_TARGET_STR "AP120"
+#define AP1xx_AP130_TARGET_STR "AP130"
+
+#define AP1xx_AP1070_TARGET_STR "AP1070"
+#define AP1xx_AP1100_TARGET_STR "AP1100"
+
+/*
+ * Flash Stuff
+ */
+#define AP1xx_PROGRAM_FLASH_INDEX 0
+#define AP1xx_CONFIG_FLASH_INDEX 1
+
+/*
+ * System Ace Stuff
+ */
+#define AP1000_SYSACE_REGBASE 0x28000000
+
+#define SYSACE_STATREG0 0x04 // 7:0
+#define SYSACE_STATREG1 0x05 // 15:8
+#define SYSACE_STATREG2 0x06 // 23:16
+#define SYSACE_STATREG3 0x07 // 31:24
+
+#define SYSACE_ERRREG0 0x08 // 7:0
+#define SYSACE_ERRREG1 0x09 // 15:8
+#define SYSACE_ERRREG2 0x0a // 23:16
+#define SYSACE_ERRREG3 0x0b // 31:24
+
+#define SYSACE_CTRLREG0 0x18 // 7:0
+#define SYSACE_CTRLREG1 0x19 // 15:8
+#define SYSACE_CTRLREG2 0x1A // 23:16
+#define SYSACE_CTRLREG3 0x1B // 31:24
+
+/*
+ * Software reconfig thing
+ */
+#define SW_BYTE_SECTOR_ADDR 0x24FE0000
+#define SW_BYTE_SECTOR_OFFSET 0x0001FFFF
+#define SW_BYTE_SECTOR_SIZE 0x00020000
+#define SW_BYTE_MASK 0x00000003
+
+#define DEFAULT_TEMP_ADDR 0x00100000
+
+#define AP1000_CPLD_BASE 0x26000000
+
+/* PowerSpan II Stuff */
+#define PSII_SYNC() asm("eieio")
+#define PSPAN_BASEADDR 0x30000000
+#define EEPROM_DEFAULT { 0x01, /* Byte 0 - Long Load = 0x02, short = 01, use 0xff for try no load */ \
+ 0x0,0x0,0x0, /* Bytes 1 - 3 Power span reserved */ \
+ 0x0, /* Byte 4 - Powerspan reserved - start of short load */ \
+ 0x0F, /* Byte 5 - Enable PCI 1 & 2 as Bus masters and Memory targets. */ \
+ 0x0E, /* Byte 6 - PCI 1 Target image prefetch - on for image 0,1,2, off for i20 & 3. */ \
+ 0x00, 0x00, /* Byte 7,8 - PCI-1 Subsystem ID - */ \
+ 0x00, 0x00, /* Byte 9,10 - PCI-1 Subsystem Vendor Id - */ \
+ 0x00, /* Byte 11 - No PCI interrupt generation on PCI-1 PCI-2 int A */ \
+ 0x1F, /* Byte 12 - PCI-1 enable bridge registers, all target images */ \
+ 0xBA, /* Byte 13 - Target 0 image 128 Meg(Ram), Target 1 image 64 Meg. (config Flash/CPLD )*/ \
+ 0xA0, /* Byte 14 - Target 2 image 64 Meg(program Flash), target 3 64k. */ \
+ 0x00, /* Byte 15 - Vital Product Data Disabled. */ \
+ 0x88, /* Byte 16 - PCI arbiter config complete, all requests routed through PCI-1, Unlock PCI-1 */ \
+ 0x40, /* Byte 17 - Interrupt direction control - PCI-1 Int A out, everything else in. */ \
+ 0x00, /* Byte 18 - I2O disabled */ \
+ 0x00, /* Byte 19 - PCI-2 Target image prefetch - off for all images. */ \
+ 0x00,0x00, /* Bytes 20,21 - PCI 2 Subsystem Id */ \
+ 0x00,0x00, /* Bytes 22,23 - PCI 2 Subsystem Vendor id */ \
+ 0x0C, /* Byte 24 - PCI-2 BAR enables, target image 0, & 1 */ \
+ 0xBB, /* Byte 25 - PCI-2 target 0 - 128 Meg(Ram), target 1 - 128 Meg (program/config flash) */ \
+ 0x00, /* Byte 26 - PCI-2 target 2 & 3 unused. */ \
+ 0x00,0x00,0x00,0x00,0x00, /* Bytes 27,28,29,30, 31 - Reserved */ \
+ /* Long Load Information */ \
+ 0x82,0x60, /* Bytes 32,33 - PCI-1 Device ID - Powerspan II */ \
+ 0x10,0xE3, /* Bytes 24,35 - PCI-1 Vendor ID - Tundra */ \
+ 0x06, /* Byte 36 - PCI-1 Class Base - Bridge device. */ \
+ 0x80, /* Byte 37 - PCI-1 Class sub class - Other bridge. */ \
+ 0x00, /* Byte 38 - PCI-1 Class programing interface - Other bridge */ \
+ 0x01, /* Byte 39 - Power span revision 1. */ \
+ 0x6E, /* Byte 40 - PB SI0 enabled, translation enabled, decode enabled, 64 Meg */ \
+ 0x40, /* Byte 41 - PB SI0 memory command mode, PCI-1 dest */ \
+ 0x22, /* Byte 42 - Prefetch discard after read, PCI-little endian conversion, 32 byte prefetch */ \
+ 0x00,0x00, /* Bytes 43, 44 - Translation address for SI0, set to zero for now. */ \
+ 0x0E, /* Byte 45 - Translation address (0) and PB bus master enables - all. */ \
+ 0x2c,00,00, /* Bytes 46,47,48 - PB SI0 processor base address - 0x2C000000 */ \
+ 0x30,00,00, /* Bytes 49,50,51 - PB Address for Powerspan registers - 0x30000000, big Endian */ \
+ 0x82,0x60, /* Bytes 52, 53 - PCI-2 Device ID - Powerspan II */ \
+ 0x10,0xE3, /* Bytes 54,55 - PCI 2 Vendor Id - Tundra */ \
+ 0x06, /* Byte 56 - PCI-2 Class Base - Bridge device */ \
+ 0x80, /* Byte 57 - PCI-2 Class sub class - Other Bridge. */ \
+ 0x00, /* Byte 58 - PCI-2 class programming interface - Other bridge */ \
+ 0x01, /* Byte 59 - PCI-2 class revision 1 */ \
+ 0x00,0x00,0x00,0x00 }; /* Bytes 60,61, 62, 63 - Powerspan reserved */
+
+
+#define EEPROM_LENGTH 64 /* Long Load */
+
+#define I2C_SENSOR_DEV 0x9
+#define I2C_SENSOR_CHIP_SEL 0x4
+
+/*
+ * Board Functions
+ */
+void set_eat_machine_checks(int a_flag);
+int get_eat_machine_checks(void);
+unsigned int get_platform(void);
+unsigned int get_device(void);
+void* memcpyb(void * dest,const void *src,size_t count);
+int process_bootflag(ulong bootflag);
+void user_led_on(void);
+void user_led_off(void);
+
+#endif /* __COMMON_H_ */
diff --git a/board/amirix/ap1000/config.mk b/board/amirix/ap1000/config.mk
new file mode 100644
index 0000000..c09783a
--- /dev/null
+++ b/board/amirix/ap1000/config.mk
@@ -0,0 +1,27 @@
+#
+# (C) Copyright 2000
+# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+#
+# See file CREDITS for list of people who contributed to this
+# project.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 2 of
+# the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+# MA 02111-1307 USA
+#
+
+# Start at bottom of RAM, but at an aliased address so that it looks
+# like it's not in RAM. This is a bit of voodoo to allow it to be
+# run from RAM instead of Flash.
+TEXT_BASE = 0x08000000
diff --git a/board/amirix/ap1000/flash.c b/board/amirix/ap1000/flash.c
new file mode 100644
index 0000000..f07edf0
--- /dev/null
+++ b/board/amirix/ap1000/flash.c
@@ -0,0 +1,853 @@
+/**
+ * @file flash.c
+ */
+
+/*
+ * (C) Copyright 2003
+ * AMIRIX Systems Inc.
+ *
+ * Originated from ppcboot-2.0.0/board/esd/cpci440/strataflash.c
+ *
+ * (C) Copyright 2002
+ * Brad Kemp, Seranoa Networks, Brad.Kemp@seranoa.com
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <asm/processor.h>
+
+#undef DEBUG_FLASH
+/*
+ * This file implements a Common Flash Interface (CFI) driver for ppcboot.
+ * The width of the port and the width of the chips are determined at initialization.
+ * These widths are used to calculate the address for access CFI data structures.
+ * It has been tested on an Intel Strataflash implementation.
+ *
+ * References
+ * JEDEC Standard JESD68 - Common Flash Interface (CFI)
+ * JEDEC Standard JEP137-A Common Flash Interface (CFI) ID Codes
+ * Intel Application Note 646 Common Flash Interface (CFI) and Command Sets
+ * Intel 290667-008 3 Volt Intel StrataFlash Memory datasheet
+ *
+ * TODO
+ * Use Primary Extended Query table (PRI) and Alternate Algorithm Query Table (ALT) to determine if protection is available
+ * Add support for other command sets Use the PRI and ALT to determine command set
+ * Verify erase and program timeouts.
+ */
+
+#define FLASH_CMD_CFI 0x98
+#define FLASH_CMD_READ_ID 0x90
+#define FLASH_CMD_RESET 0xff
+#define FLASH_CMD_BLOCK_ERASE 0x20
+#define FLASH_CMD_ERASE_CONFIRM 0xD0
+#define FLASH_CMD_WRITE 0x40
+#define FLASH_CMD_PROTECT 0x60
+#define FLASH_CMD_PROTECT_SET 0x01
+#define FLASH_CMD_PROTECT_CLEAR 0xD0
+#define FLASH_CMD_CLEAR_STATUS 0x50
+#define FLASH_CMD_WRITE_TO_BUFFER 0xE8
+#define FLASH_CMD_WRITE_BUFFER_CONFIRM 0xD0
+
+#define FLASH_STATUS_DONE 0x80
+#define FLASH_STATUS_ESS 0x40
+#define FLASH_STATUS_ECLBS 0x20
+#define FLASH_STATUS_PSLBS 0x10
+#define FLASH_STATUS_VPENS 0x08
+#define FLASH_STATUS_PSS 0x04
+#define FLASH_STATUS_DPS 0x02
+#define FLASH_STATUS_R 0x01
+#define FLASH_STATUS_PROTECT 0x01
+
+#define FLASH_OFFSET_CFI 0x55
+#define FLASH_OFFSET_CFI_RESP 0x10
+#define FLASH_OFFSET_WTOUT 0x1F
+#define FLASH_OFFSET_WBTOUT 0x20
+#define FLASH_OFFSET_ETOUT 0x21
+#define FLASH_OFFSET_CETOUT 0x22
+#define FLASH_OFFSET_WMAX_TOUT 0x23
+#define FLASH_OFFSET_WBMAX_TOUT 0x24
+#define FLASH_OFFSET_EMAX_TOUT 0x25
+#define FLASH_OFFSET_CEMAX_TOUT 0x26
+#define FLASH_OFFSET_SIZE 0x27
+#define FLASH_OFFSET_INTERFACE 0x28
+#define FLASH_OFFSET_BUFFER_SIZE 0x2A
+#define FLASH_OFFSET_NUM_ERASE_REGIONS 0x2C
+#define FLASH_OFFSET_ERASE_REGIONS 0x2D
+#define FLASH_OFFSET_PROTECT 0x02
+#define FLASH_OFFSET_USER_PROTECTION 0x85
+#define FLASH_OFFSET_INTEL_PROTECTION 0x81
+
+
+#define FLASH_MAN_CFI 0x01000000
+
+
+
+
+typedef union {
+ unsigned char c;
+ unsigned short w;
+ unsigned long l;
+} cfiword_t;
+
+typedef union {
+ unsigned char * cp;
+ unsigned short *wp;
+ unsigned long *lp;
+} cfiptr_t;
+
+#define NUM_ERASE_REGIONS 4
+
+flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
+
+
+/*-----------------------------------------------------------------------
+ * Functions
+ */
+
+
+
+static void flash_add_byte(flash_info_t *info, cfiword_t * cword, uchar c);
+static void flash_make_cmd(flash_info_t * info, uchar cmd, void * cmdbuf);
+static void flash_write_cmd(flash_info_t * info, int sect, uchar offset, uchar cmd);
+static int flash_isequal(flash_info_t * info, int sect, uchar offset, uchar cmd);
+static int flash_isset(flash_info_t * info, int sect, uchar offset, uchar cmd);
+static int flash_detect_cfi(flash_info_t * info);
+static ulong flash_get_size (ulong base, int banknum);
+static int flash_write_cfiword (flash_info_t *info, ulong dest, cfiword_t cword);
+static int flash_full_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt);
+#ifdef CFG_FLASH_USE_BUFFER_WRITE
+static int flash_write_cfibuffer(flash_info_t * info, ulong dest, uchar * cp, int len);
+#endif
+/*-----------------------------------------------------------------------
+ * create an address based on the offset and the port width
+ */
+uchar * flash_make_addr(flash_info_t * info, int sect, int offset)
+{
+ return ((uchar *)(info->start[sect] + (offset * info->chipwidth)));
+}
+/*-----------------------------------------------------------------------
+ * read a character at a port width address
+ */
+uchar flash_read_uchar(flash_info_t * info, uchar offset)
+{
+ if (info->portwidth == FLASH_CFI_8BIT) {
+ volatile uchar *cp;
+ uchar c;
+ cp = flash_make_addr(info, 0, offset);
+ c = *cp;
+#ifdef DEBUG_FLASH
+ printf("flash_read_uchar offset=%04x ptr=%08x c=%02x\n",
+ offset, (unsigned int)cp, c);
+#endif
+ return (c);
+
+ } else if (info->portwidth == FLASH_CFI_16BIT) {
+ volatile ushort *sp;
+ ushort s;
+ uchar c;
+ sp = (ushort*)flash_make_addr(info, 0, offset);
+ s = *sp;
+ c = (uchar)s;
+#ifdef DEBUG_FLASH
+ printf("flash_read_uchar offset=%04x ptr=%08x s=%04x c=%02x\n",
+ offset, (unsigned int)sp, s, c);
+#endif
+ return (c);
+
+ }
+
+ return 0;
+}
+
+/*-----------------------------------------------------------------------
+ * read a short word by swapping for ppc format.
+ */
+ushort flash_read_ushort(flash_info_t * info, int sect, uchar offset)
+{
+ if (info->portwidth == FLASH_CFI_8BIT) {
+ volatile uchar *cp;
+ uchar c0, c1;
+ ushort s;
+ cp = flash_make_addr(info, 0, offset);
+ c1 = cp[2];
+ c0 = cp[0];
+ s = c1<<8 | c0;
+#ifdef DEBUG_FLASH
+ printf("flash_read_ushort offset=%04x ptr=%08x c1=%02x c0=%02x s=%04x\n",
+ offset, (unsigned int)cp, c1, c0, s);
+#endif
+ return (s);
+
+ } else if (info->portwidth == FLASH_CFI_16BIT) {
+ volatile ushort *sp;
+ ushort s;
+ uchar c0, c1;
+ sp = (ushort*)flash_make_addr(info, 0, offset);
+ s = *sp;
+ c1 = (uchar)sp[1];
+ c0 = (uchar)sp[0];
+ s = c1<<8 | c0;
+#ifdef DEBUG_FLASH
+ printf("flash_read_ushort offset=%04x ptr=%08x c1=%02x c0=%02x s=%04x\n",
+ offset, (unsigned int)sp, c1, c0, s);
+#endif
+ return (s);
+
+ }
+
+ return 0;
+}
+
+/*-----------------------------------------------------------------------
+ * read a long word by picking the least significant byte of each maiximum
+ * port size word. Swap for ppc format.
+ */
+ulong flash_read_long(flash_info_t * info, int sect, uchar offset)
+{
+ if (info->portwidth == FLASH_CFI_8BIT) {
+ volatile uchar *cp;
+ uchar c0, c1, c2, c3;
+ ulong l;
+ cp = flash_make_addr(info, 0, offset);
+ c3 = cp[6];
+ c2 = cp[4];
+ c1 = cp[2];
+ c0 = cp[0];
+ l = c3<<24 | c2<<16 | c1<<8 | c0;
+#ifdef DEBUG_FLASH
+ printf("flash_read_long offset=%04x ptr=%08x c3=%02x c2=%02x c1=%02x c0=%02x l=%08x\n",
+ offset, (unsigned int)cp, c3, c2, c1, c0, l);
+#endif
+ return (l);
+
+ } else if (info->portwidth == FLASH_CFI_16BIT) {
+ volatile ushort *sp;
+ uchar c0, c1, c2, c3;
+ ulong l;
+ sp = (ushort*)flash_make_addr(info, 0, offset);
+ c3 = (uchar)sp[3];
+ c2 = (uchar)sp[2];
+ c1 = (uchar)sp[1];
+ c0 = (uchar)sp[0];
+ l = c3<<24 | c2<<16 | c1<<8 | c0;
+#ifdef DEBUG_FLASH
+ printf("flash_read_long offset=%04x ptr=%08x c3=%02x c2=%02x c1=%02x c0=%02x l=%08x\n",
+ offset, (unsigned int)sp, c3, c2, c1, c0, l);
+#endif
+ return (l);
+
+ }
+
+ return 0;
+}
+
+/*-----------------------------------------------------------------------
+ */
+unsigned long flash_init (void)
+{
+ unsigned long size;
+
+ size = 0;
+
+ flash_info[0].flash_id = FLASH_UNKNOWN;
+ flash_info[0].portwidth = FLASH_CFI_16BIT;
+ flash_info[0].chipwidth = FLASH_CFI_16BIT;
+ size += flash_info[0].size = flash_get_size(CFG_PROGFLASH_BASE, 0);
+ if (flash_info[0].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", 1,
+ flash_info[0].size, flash_info[0].size<<20);
+ };
+
+ flash_info[1].flash_id = FLASH_UNKNOWN;
+ flash_info[1].portwidth = FLASH_CFI_8BIT;
+ flash_info[1].chipwidth = FLASH_CFI_16BIT;
+ size += flash_info[1].size = flash_get_size(CFG_CONFFLASH_BASE, 1);
+ if (flash_info[1].flash_id == FLASH_UNKNOWN) {
+ printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", 2,
+ flash_info[1].size, flash_info[1].size<<20);
+ };
+
+ return (size);
+}
+
+/*-----------------------------------------------------------------------
+ */
+int flash_erase (flash_info_t *info, int s_first, int s_last)
+{
+ int rcode = 0;
+ int prot;
+ int sect;
+
+ if( info->flash_id != FLASH_MAN_CFI) {
+ printf ("Can't erase unknown flash type - aborted\n");
+ return 1;
+ }
+ if ((s_first < 0) || (s_first > s_last)) {
+ printf ("- no sectors to erase\n");
+ return 1;
+ }
+
+ prot = 0;
+ for (sect=s_first; sect<=s_last; ++sect) {
+ if (info->protect[sect]) {
+ prot++;
+ }
+ }
+ if (prot) {
+ printf ("- Warning: %d protected sectors will not be erased!\n",
+ prot);
+ } else {
+ printf ("\n");
+ }
+
+
+ for (sect = s_first; sect<=s_last; sect++) {
+ if (info->protect[sect] == 0) { /* not protected */
+ flash_write_cmd(info, sect, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd(info, sect, 0, FLASH_CMD_BLOCK_ERASE);
+ flash_write_cmd(info, sect, 0, FLASH_CMD_ERASE_CONFIRM);
+
+ if(flash_full_status_check(info, sect, info->erase_blk_tout, "erase")) {
+ rcode = 1;
+ } else
+ printf(".");
+ }
+ }
+ printf (" done\n");
+ return rcode;
+}
+
+/*-----------------------------------------------------------------------
+ */
+void flash_print_info (flash_info_t *info)
+{
+ int i;
+
+ if (info->flash_id != FLASH_MAN_CFI) {
+ printf ("missing or unknown FLASH type\n");
+ return;
+ }
+
+ printf("CFI conformant FLASH (x%d device in x%d mode)",
+ (info->chipwidth << 3 ), (info->portwidth << 3 ));
+ printf (" Size: %ld MB in %d Sectors\n",
+ info->size >> 20, info->sector_count);
+ printf(" Erase timeout %ld ms, write timeout %ld ms, buffer write timeout %ld ms, buffer size %d\n",
+ info->erase_blk_tout, info->write_tout, info->buffer_write_tout, info->buffer_size);
+
+ printf (" Sector Start Addresses:");
+ for (i=0; i<info->sector_count; ++i) {
+ if ((i % 5) == 0)
+ printf ("\n");
+ printf (" %08lX%5s",
+ info->start[i],
+ info->protect[i] ? " (RO)" : " "
+ );
+ }
+ printf ("\n");
+ return;
+}
+
+/*-----------------------------------------------------------------------
+ * Copy memory to flash, returns:
+ * 0 - OK
+ * 1 - write timeout
+ * 2 - Flash not erased
+ */
+int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
+{
+ ulong wp;
+ ulong cp;
+ int aln;
+ cfiword_t cword;
+ int i, rc;
+
+ /* get lower aligned address */
+ wp = (addr & ~(info->portwidth - 1));
+
+ /* handle unaligned start */
+ if((aln = addr - wp) != 0) {
+ cword.l = 0;
+ cp = wp;
+ for(i=0;i<aln; ++i, ++cp)
+ flash_add_byte(info, &cword, (*(uchar *)cp));
+
+ for(; (i< info->portwidth) && (cnt > 0) ; i++) {
+ flash_add_byte(info, &cword, *src++);
+ cnt--;
+ cp++;
+ }
+ for(; (cnt == 0) && (i < info->portwidth); ++i, ++cp)
+ flash_add_byte(info, &cword, (*(uchar *)cp));
+ if((rc = flash_write_cfiword(info, wp, cword)) != 0)
+ return rc;
+ wp = cp;
+ }
+
+#ifdef CFG_FLASH_USE_BUFFER_WRITE
+ while(cnt >= info->portwidth) {
+ i = info->buffer_size > cnt? cnt: info->buffer_size;
+ if((rc = flash_write_cfibuffer(info, wp, src,i)) != ERR_OK)
+ return rc;
+ wp += i;
+ src += i;
+ cnt -=i;
+ }
+#else
+ /* handle the aligned part */
+ while(cnt >= info->portwidth) {
+ cword.l = 0;
+ for(i = 0; i < info->portwidth; i++) {
+ flash_add_byte(info, &cword, *src++);
+ }
+ if((rc = flash_write_cfiword(info, wp, cword)) != 0)
+ return rc;
+ wp += info->portwidth;
+ cnt -= info->portwidth;
+ }
+#endif /* CFG_FLASH_USE_BUFFER_WRITE */
+ if (cnt == 0) {
+ return (0);
+ }
+
+ /*
+ * handle unaligned tail bytes
+ */
+ cword.l = 0;
+ for (i=0, cp=wp; (i<info->portwidth) && (cnt>0); ++i, ++cp) {
+ flash_add_byte(info, &cword, *src++);
+ --cnt;
+ }
+ for (; i<info->portwidth; ++i, ++cp) {
+ flash_add_byte(info, & cword, (*(uchar *)cp));
+ }
+
+ return flash_write_cfiword(info, wp, cword);
+}
+
+/*-----------------------------------------------------------------------
+ */
+int flash_real_protect(flash_info_t *info, long sector, int prot)
+{
+ int retcode = 0;
+
+ flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT);
+ if(prot)
+ flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT_SET);
+ else
+ flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT_CLEAR);
+
+ if((retcode = flash_full_status_check(info, sector, info->erase_blk_tout,
+ prot?"protect":"unprotect")) == 0) {
+
+ info->protect[sector] = prot;
+ /* Intel's unprotect unprotects all locking */
+ if(prot == 0) {
+ int i;
+ for(i = 0 ; i<info->sector_count; i++) {
+ if(info->protect[i])
+ flash_real_protect(info, i, 1);
+ }
+ }
+ }
+
+ return retcode;
+}
+/*-----------------------------------------------------------------------
+ * wait for XSR.7 to be set. Time out with an error if it does not.
+ * This routine does not set the flash to read-array mode.
+ */
+static int flash_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt)
+{
+ ulong start;
+
+ /* Wait for command completion */
+ start = get_timer (0);
+ while(!flash_isset(info, sector, 0, FLASH_STATUS_DONE)) {
+ if (get_timer(start) > info->erase_blk_tout) {
+ printf("Flash %s timeout at address %lx\n", prompt, info->start[sector]);
+ flash_write_cmd(info, sector, 0, FLASH_CMD_RESET);
+ return ERR_TIMOUT;
+ }
+ }
+ return ERR_OK;
+}
+/*-----------------------------------------------------------------------
+ * Wait for XSR.7 to be set, if it times out print an error, otherwise do a full status check.
+ * This routine sets the flash to read-array mode.
+ */
+static int flash_full_status_check(flash_info_t * info, ulong sector, ulong tout, char * prompt)
+{
+ int retcode;
+ retcode = flash_status_check(info, sector, tout, prompt);
+ if((retcode == ERR_OK) && !flash_isequal(info,sector, 0, FLASH_STATUS_DONE)) {
+ retcode = ERR_INVAL;
+ printf("Flash %s error at address %lx\n", prompt,info->start[sector]);
+ if(flash_isset(info, sector, 0, FLASH_STATUS_ECLBS | FLASH_STATUS_PSLBS)){
+ printf("Command Sequence Error.\n");
+ } else if(flash_isset(info, sector, 0, FLASH_STATUS_ECLBS)){
+ printf("Block Erase Error.\n");
+ retcode = ERR_NOT_ERASED;
+ } else if (flash_isset(info, sector, 0, FLASH_STATUS_PSLBS)) {
+ printf("Locking Error\n");
+ }
+ if(flash_isset(info, sector, 0, FLASH_STATUS_DPS)){
+ printf("Block locked.\n");
+ retcode = ERR_PROTECTED;
+ }
+ if(flash_isset(info, sector, 0, FLASH_STATUS_VPENS))
+ printf("Vpp Low Error.\n");
+ }
+ flash_write_cmd(info, sector, 0, FLASH_CMD_RESET);
+ return retcode;
+}
+/*-----------------------------------------------------------------------
+ */
+static void flash_add_byte(flash_info_t *info, cfiword_t * cword, uchar c)
+{
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ cword->c = c;
+ break;
+ case FLASH_CFI_16BIT:
+ cword->w = (cword->w << 8) | c;
+ break;
+ case FLASH_CFI_32BIT:
+ cword->l = (cword->l << 8) | c;
+ }
+}
+
+
+/*-----------------------------------------------------------------------
+ * make a proper sized command based on the port and chip widths
+ */
+static void flash_make_cmd(flash_info_t * info, uchar cmd, void * cmdbuf)
+{
+ //int i;
+ uchar *cp = (uchar *)cmdbuf;
+ // for(i=0; i< info->portwidth; i++)
+ // *cp++ = ((i+1) % info->chipwidth) ? '\0':cmd;
+ if (info->portwidth == FLASH_CFI_8BIT && info->chipwidth == FLASH_CFI_16BIT) {
+ cp[0] = cmd;
+ } else if (info->portwidth == FLASH_CFI_16BIT && info->chipwidth == FLASH_CFI_16BIT) {
+ cp[0] = '\0';
+ cp[1] = cmd;
+ };
+}
+
+/*
+ * Write a proper sized command to the correct address
+ */
+static void flash_write_cmd(flash_info_t * info, int sect, uchar offset, uchar cmd)
+{
+
+ volatile cfiptr_t addr;
+ cfiword_t cword;
+ addr.cp = flash_make_addr(info, sect, offset);
+ flash_make_cmd(info, cmd, &cword);
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ *addr.cp = cword.c;
+ break;
+ case FLASH_CFI_16BIT:
+ *addr.wp = cword.w;
+ break;
+ case FLASH_CFI_32BIT:
+ *addr.lp = cword.l;
+ break;
+ }
+}
+
+/*-----------------------------------------------------------------------
+ */
+static int flash_isequal(flash_info_t * info, int sect, uchar offset, uchar cmd)
+{
+ cfiptr_t cptr;
+ cfiword_t cword;
+ int retval;
+ cptr.cp = flash_make_addr(info, sect, offset);
+ flash_make_cmd(info, cmd, &cword);
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ retval = (cptr.cp[0] == cword.c);
+ break;
+ case FLASH_CFI_16BIT:
+ retval = (cptr.wp[0] == cword.w);
+ break;
+ case FLASH_CFI_32BIT:
+ retval = (cptr.lp[0] == cword.l);
+ break;
+ default:
+ retval = 0;
+ break;
+ }
+ return retval;
+}
+/*-----------------------------------------------------------------------
+ */
+static int flash_isset(flash_info_t * info, int sect, uchar offset, uchar cmd)
+{
+ cfiptr_t cptr;
+ cfiword_t cword;
+ int retval;
+ cptr.cp = flash_make_addr(info, sect, offset);
+ flash_make_cmd(info, cmd, &cword);
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ retval = ((cptr.cp[0] & cword.c) == cword.c);
+ break;
+ case FLASH_CFI_16BIT:
+ retval = ((cptr.wp[0] & cword.w) == cword.w);
+ break;
+ case FLASH_CFI_32BIT:
+ retval = ((cptr.lp[0] & cword.l) == cword.l);
+ break;
+ default:
+ retval = 0;
+ break;
+ }
+ return retval;
+}
+
+/*-----------------------------------------------------------------------
+ * detect if flash is compatible with the Common Flash Interface (CFI)
+ * http://www.jedec.org/download/search/jesd68.pdf
+ *
+*/
+static int flash_detect_cfi(flash_info_t * info)
+{
+
+#if 0
+ for(info->portwidth=FLASH_CFI_8BIT; info->portwidth <= FLASH_CFI_32BIT;
+ info->portwidth <<= 1) {
+ for(info->chipwidth =FLASH_CFI_BY8;
+ info->chipwidth <= info->portwidth;
+ info->chipwidth <<= 1) {
+ flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
+ flash_write_cmd(info, 0, FLASH_OFFSET_CFI, FLASH_CMD_CFI);
+ if(flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP,'Q') &&
+ flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 1, 'R') &&
+ flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 2, 'Y'))
+ return 1;
+ }
+ }
+#endif
+ flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
+ flash_write_cmd(info, 0, FLASH_OFFSET_CFI, FLASH_CMD_CFI);
+ if(flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP,'Q') &&
+ flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 1, 'R') &&
+ flash_isequal(info, 0, FLASH_OFFSET_CFI_RESP + 2, 'Y')) {
+ return 1;
+ } else {
+ return 0;
+ };
+}
+/*
+ * The following code cannot be run from FLASH!
+ *
+ */
+static ulong flash_get_size (ulong base, int banknum)
+{
+ flash_info_t * info = &flash_info[banknum];
+ int i, j;
+ int sect_cnt;
+ unsigned long sector;
+ unsigned long tmp;
+ int size_ratio;
+ uchar num_erase_regions;
+ int erase_region_size;
+ int erase_region_count;
+
+ info->start[0] = base;
+
+ if(flash_detect_cfi(info)){
+#ifdef DEBUG_FLASH
+ printf("portwidth=%d chipwidth=%d\n", info->portwidth, info->chipwidth); /* test-only */
+#endif
+ size_ratio = 1; // info->portwidth / info->chipwidth;
+ num_erase_regions = flash_read_uchar(info, FLASH_OFFSET_NUM_ERASE_REGIONS);
+#ifdef DEBUG_FLASH
+ printf("found %d erase regions\n", num_erase_regions);
+#endif
+ sect_cnt = 0;
+ sector = base;
+ for(i = 0 ; i < num_erase_regions; i++) {
+ if(i > NUM_ERASE_REGIONS) {
+ printf("%d erase regions found, only %d used\n",
+ num_erase_regions, NUM_ERASE_REGIONS);
+ break;
+ }
+ tmp = flash_read_long(info, 0, FLASH_OFFSET_ERASE_REGIONS);
+ erase_region_count = (tmp & 0xffff) +1;
+ tmp >>= 16;
+ erase_region_size = (tmp & 0xffff)? ((tmp & 0xffff) * 256): 128;
+ for(j = 0; j< erase_region_count; j++) {
+ info->start[sect_cnt] = sector;
+ sector += (erase_region_size * size_ratio);
+ info->protect[sect_cnt] = flash_isset(info, sect_cnt, FLASH_OFFSET_PROTECT, FLASH_STATUS_PROTECT);
+ sect_cnt++;
+ }
+ }
+
+ info->sector_count = sect_cnt;
+ /* multiply the size by the number of chips */
+ info->size = (1 << flash_read_uchar(info, FLASH_OFFSET_SIZE)) * size_ratio;
+ info->buffer_size = (1 << flash_read_ushort(info, 0, FLASH_OFFSET_BUFFER_SIZE));
+ tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_ETOUT);
+ info->erase_blk_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_EMAX_TOUT)));
+ tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_WBTOUT);
+ info->buffer_write_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_WBMAX_TOUT)));
+ tmp = 1 << flash_read_uchar(info, FLASH_OFFSET_WTOUT);
+ info->write_tout = (tmp * (1 << flash_read_uchar(info, FLASH_OFFSET_WMAX_TOUT)))/ 1000;
+ info->flash_id = FLASH_MAN_CFI;
+ }
+
+ flash_write_cmd(info, 0, 0, FLASH_CMD_RESET);
+ return(info->size);
+}
+
+
+/*-----------------------------------------------------------------------
+ */
+static int flash_write_cfiword (flash_info_t *info, ulong dest, cfiword_t cword)
+{
+
+ cfiptr_t ctladdr;
+ cfiptr_t cptr;
+ int flag;
+
+ ctladdr.cp = flash_make_addr(info, 0, 0);
+ cptr.cp = (uchar *)dest;
+
+
+ /* Check if Flash is (sufficiently) erased */
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ flag = ((cptr.cp[0] & cword.c) == cword.c);
+ break;
+ case FLASH_CFI_16BIT:
+ flag = ((cptr.wp[0] & cword.w) == cword.w);
+ break;
+ case FLASH_CFI_32BIT:
+ flag = ((cptr.lp[0] & cword.l) == cword.l);
+ break;
+ default:
+ return 2;
+ }
+ if(!flag)
+ return 2;
+
+ /* Disable interrupts which might cause a timeout here */
+ flag = disable_interrupts();
+
+ flash_write_cmd(info, 0, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd(info, 0, 0, FLASH_CMD_WRITE);
+
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ cptr.cp[0] = cword.c;
+ break;
+ case FLASH_CFI_16BIT:
+ cptr.wp[0] = cword.w;
+ break;
+ case FLASH_CFI_32BIT:
+ cptr.lp[0] = cword.l;
+ break;
+ }
+
+ /* re-enable interrupts if necessary */
+ if(flag)
+ enable_interrupts();
+
+ return flash_full_status_check(info, 0, info->write_tout, "write");
+}
+
+#ifdef CFG_FLASH_USE_BUFFER_WRITE
+
+/* loop through the sectors from the highest address
+ * when the passed address is greater or equal to the sector address
+ * we have a match
+ */
+static int find_sector(flash_info_t *info, ulong addr)
+{
+ int sector;
+ for(sector = info->sector_count - 1; sector >= 0; sector--) {
+ if(addr >= info->start[sector])
+ break;
+ }
+ return sector;
+}
+
+static int flash_write_cfibuffer(flash_info_t * info, ulong dest, uchar * cp, int len)
+{
+
+ int sector;
+ int cnt;
+ int retcode;
+ volatile cfiptr_t src;
+ volatile cfiptr_t dst;
+
+ src.cp = cp;
+ dst.cp = (uchar *)dest;
+ sector = find_sector(info, dest);
+ flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
+ flash_write_cmd(info, sector, 0, FLASH_CMD_WRITE_TO_BUFFER);
+ if((retcode = flash_status_check(info, sector, info->buffer_write_tout,
+ "write to buffer")) == ERR_OK) {
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ cnt = len;
+ break;
+ case FLASH_CFI_16BIT:
+ cnt = len >> 1;
+ break;
+ case FLASH_CFI_32BIT:
+ cnt = len >> 2;
+ break;
+ default:
+ return ERR_INVAL;
+ break;
+ }
+ flash_write_cmd(info, sector, 0, (uchar)cnt-1);
+ while(cnt-- > 0) {
+ switch(info->portwidth) {
+ case FLASH_CFI_8BIT:
+ *dst.cp++ = *src.cp++;
+ break;
+ case FLASH_CFI_16BIT:
+ *dst.wp++ = *src.wp++;
+ break;
+ case FLASH_CFI_32BIT:
+ *dst.lp++ = *src.lp++;
+ break;
+ default:
+ return ERR_INVAL;
+ break;
+ }
+ }
+ flash_write_cmd(info, sector, 0, FLASH_CMD_WRITE_BUFFER_CONFIRM);
+ retcode = flash_full_status_check(info, sector, info->buffer_write_tout,
+ "buffer write");
+ }
+ flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);
+ return retcode;
+}
+#endif /* CFG_USE_FLASH_BUFFER_WRITE */
diff --git a/board/amirix/ap1000/init.S b/board/amirix/ap1000/init.S
new file mode 100644
index 0000000..8c3a357
--- /dev/null
+++ b/board/amirix/ap1000/init.S
@@ -0,0 +1,34 @@
+/*
+ * init.S: Stubs for ppcboot initialization
+ *
+ * Copyright 2002 Mind NV
+ *
+ * http://www.mind.be/
+ *
+ * Author : Peter De Schrijver (p2@mind.be)
+ *
+ * This software may be used and distributed according to the terms of
+ * the GNU General Public License (GPL) version 2, incorporated herein by
+ * reference. Drivers based on or derived from this code fall under the GPL
+ * and must retain the authorship, copyright and this license notice. This
+ * file is not a complete program and may only be used when the entire
+ * program is licensed under the GPL.
+ *
+ */
+
+#include <ppc4xx.h>
+
+#include <ppc_asm.tmpl>
+#include <ppc_defs.h>
+
+#include <asm/cache.h>
+#include <asm/mmu.h>
+
+
+ .globl ext_bus_cntlr_init
+ext_bus_cntlr_init:
+ blr
+
+ .globl sdram_init
+sdram_init:
+ blr
diff --git a/board/amirix/ap1000/pci.c b/board/amirix/ap1000/pci.c
new file mode 100644
index 0000000..34cd587
--- /dev/null
+++ b/board/amirix/ap1000/pci.c
@@ -0,0 +1,346 @@
+/*
+ * (C) Copyright 2003
+ * AMIRIX Systems Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <ppc4xx.h>
+#include <asm/processor.h>
+#include <pci.h>
+
+#define PCI_MEM_82559ER_CSR_BASE 0x30200000
+#define PCI_IO_82559ER_CSR_BASE 0x40000200
+
+/** AP1100 specific values */
+#define PSII_BASE 0x30000000 /**< PowerSpan II dual bridge local bus register address */
+#define PSII_CONFIG_ADDR 0x30000290 /**< PowerSpan II Configuration Cycle Address configuration register */
+#define PSII_CONFIG_DATA 0x30000294 /**< PowerSpan II Configuration Cycle Data register. */
+#define PSII_CONFIG_DEST_PCI2 0x01000000 /**< PowerSpan II configuration cycle destination selection, set for PCI2 bus */
+#define PSII_PCI_MEM_BASE 0x30200000 /**< Local Bus address for start of PCI memory space on PCI2 bus. */
+#define PSII_PCI_MEM_SIZE 0x1BE00000 /**< PCI Memory space about 510 Meg. */
+#define AP1000_SYS_MEM_START 0x00000000 /**< System memory starts at 0. */
+#define AP1000_SYS_MEM_SIZE 0x08000000 /**< System memory is 128 Meg. */
+
+/* static int G_verbosity_level = 1; */
+#define G_verbosity_level 1
+
+void write1(unsigned long addr, unsigned char val) {
+ volatile unsigned char* p = (volatile unsigned char*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("write1: addr=%08x val=%02x\n", (unsigned int)addr, val);
+ *p = val;
+ asm("eieio");
+}
+
+unsigned char read1(unsigned long addr) {
+ unsigned char val;
+ volatile unsigned char* p = (volatile unsigned char*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("read1: addr=%08x ", (unsigned int)addr);
+ val = *p;
+ asm("eieio");
+ if(G_verbosity_level > 1)
+ printf("val=%08x\n", val);
+ return val;
+}
+
+void write2(unsigned long addr, unsigned short val) {
+ volatile unsigned short* p = (volatile unsigned short*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("write2: addr=%08x val=%04x -> *p=%04x\n", (unsigned int)addr, val,
+ ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8));
+
+ *p = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ asm("eieio");
+}
+
+unsigned short read2(unsigned long addr) {
+ unsigned short val;
+ volatile unsigned short* p = (volatile unsigned short*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("read2: addr=%08x ", (unsigned int)addr);
+ val = *p;
+ val = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ asm("eieio");
+ if(G_verbosity_level > 1)
+ printf("*p=%04x -> val=%04x\n",
+ ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8), val);
+ return val;
+}
+
+void write4(unsigned long addr, unsigned long val) {
+ volatile unsigned long* p = (volatile unsigned long*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("write4: addr=%08x val=%08x -> *p=%08x\n", (unsigned int)addr, (unsigned int)val,
+ (unsigned int)(((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8)));
+
+ *p = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ asm("eieio");
+}
+
+unsigned long read4(unsigned long addr) {
+ unsigned long val;
+ volatile unsigned long* p = (volatile unsigned long*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("read4: addr=%08x", (unsigned int)addr);
+
+ val = *p;
+ val = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ asm("eieio");
+
+ if(G_verbosity_level > 1)
+ printf("*p=%04x -> val=%04x\n",
+ (unsigned int)(((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8)), (unsigned int)val);
+ return val;
+}
+
+void write4be(unsigned long addr, unsigned long val) {
+ volatile unsigned long* p = (volatile unsigned long*)addr;
+
+ if(G_verbosity_level > 1)
+ printf("write4: addr=%08x val=%08x\n", (unsigned int)addr, (unsigned int)val);
+ *p = val;
+ asm("eieio");
+}
+
+/** One byte configuration write on PSII.
+ * Currently fixes destination PCI bus to PCI2, onboard
+ * pci.
+ * @param hose PCI Host controller information. Ignored.
+ * @param dev Encoded PCI device/Bus and Function value.
+ * @param reg PCI Configuration register number.
+ * @param val Address of location for received byte.
+ * @return Always Zero.
+ */
+static int psII_read_config_byte(
+ struct pci_controller *hose,
+ pci_dev_t dev,
+ int reg,
+ u8 *val)
+{
+ write4be(PSII_CONFIG_ADDR,
+ PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS(dev) << 16) |
+ (PCI_DEV(dev) << 11) |
+ (PCI_FUNC(dev) << 8) |
+ ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ *val = read1(PSII_CONFIG_DATA+(reg&0x03));
+ return(0);
+}
+
+/** One byte configuration write on PSII.
+ * Currently fixes destination bus to PCI2, onboard
+ * pci.
+ * @param hose PCI Host controller information. Ignored.
+ * @param dev Encoded PCI device/Bus and Function value.
+ * @param reg PCI Configuration register number.
+ * @param val Output byte.
+ * @return Always Zero.
+ */
+static int psII_write_config_byte(
+ struct pci_controller *hose,
+ pci_dev_t dev,
+ int reg,
+ u8 val)
+{
+ write4be(PSII_CONFIG_ADDR,
+ PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS(dev) << 16) |
+ (PCI_DEV(dev) << 11) |
+ (PCI_FUNC(dev) << 8) |
+ ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ write1(PSII_CONFIG_DATA+(reg&0x03),(unsigned char )val);
+
+ return(0);
+}
+
+/** One word (16 bit) configuration read on PSII.
+ * Currently fixes destination PCI bus to PCI2, onboard
+ * pci.
+ * @param hose PCI Host controller information. Ignored.
+ * @param dev Encoded PCI device/Bus and Function value.
+ * @param reg PCI Configuration register number.
+ * @param val Address of location for received word.
+ * @return Always Zero.
+ */
+static int psII_read_config_word(
+ struct pci_controller *hose,
+ pci_dev_t dev,
+ int reg,
+ u16 *val)
+{
+ write4be(PSII_CONFIG_ADDR,
+ PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS(dev) << 16) |
+ (PCI_DEV(dev) << 11) |
+ (PCI_FUNC(dev) << 8) |
+ ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ *val = read2(PSII_CONFIG_DATA+(reg&0x03));
+ return(0);
+}
+
+/** One word (16 bit) configuration write on PSII.
+ * Currently fixes destination bus to PCI2, onboard
+ * pci.
+ * @param hose PCI Host controller information. Ignored.
+ * @param dev Encoded PCI device/Bus and Function value.
+ * @param reg PCI Configuration register number.
+ * @param val Output word.
+ * @return Always Zero.
+ */
+static int psII_write_config_word(
+ struct pci_controller *hose,
+ pci_dev_t dev,
+ int reg,
+ u16 val)
+{
+ write4be(PSII_CONFIG_ADDR,
+ PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS(dev) << 16) |
+ (PCI_DEV(dev) << 11) |
+ (PCI_FUNC(dev) << 8) |
+ ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ write2(PSII_CONFIG_DATA+(reg&0x03),(unsigned short )val);
+
+ return(0);
+}
+
+/** One DWord (32 bit) configuration read on PSII.
+ * Currently fixes destination PCI bus to PCI2, onboard
+ * pci.
+ * @param hose PCI Host controller information. Ignored.
+ * @param dev Encoded PCI device/Bus and Function value.
+ * @param reg PCI Configuration register number.
+ * @param val Address of location for received byte.
+ * @return Always Zero.
+ */
+static int psII_read_config_dword(
+ struct pci_controller *hose,
+ pci_dev_t dev,
+ int reg,
+ u32 *val)
+{
+ write4be(PSII_CONFIG_ADDR,
+ PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS(dev) << 16) |
+ (PCI_DEV(dev) << 11) |
+ (PCI_FUNC(dev) << 8) |
+ ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ *val = read4(PSII_CONFIG_DATA);
+ return(0);
+}
+
+/** One DWord (32 bit) configuration write on PSII.
+ * Currently fixes destination bus to PCI2, onboard
+ * pci.
+ * @param hose PCI Host controller information. Ignored.
+ * @param dev Encoded PCI device/Bus and Function value.
+ * @param reg PCI Configuration register number.
+ * @param val Output Dword.
+ * @return Always Zero.
+ */
+static int psII_write_config_dword(
+ struct pci_controller *hose,
+ pci_dev_t dev,
+ int reg,
+ u32 val)
+{
+ write4be(PSII_CONFIG_ADDR,
+ PSII_CONFIG_DEST_PCI2 | /* Operate on PCI2 bus interface . */
+ (PCI_BUS(dev) << 16) |
+ (PCI_DEV(dev) << 11) |
+ (PCI_FUNC(dev) << 8) |
+ ((reg & 0xFF) & ~3)); /* Configuation cycle type 0 */
+
+ write4(PSII_CONFIG_DATA,(unsigned long)val);
+
+ return(0);
+}
+
+
+
+static struct pci_config_table ap1000_config_table[] = {
+#ifdef CONFIG_AP1000
+ {PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
+ PCI_BUS(CFG_ETH_DEV_FN), PCI_DEV(CFG_ETH_DEV_FN), PCI_FUNC(CFG_ETH_DEV_FN),
+ pci_cfgfunc_config_device,
+ {CFG_ETH_IOBASE, CFG_ETH_MEMBASE, PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER }},
+#endif
+ { }
+};
+
+
+static struct pci_controller psII_hose = {
+ config_table: ap1000_config_table,
+};
+
+void pci_init_board(void)
+{
+ struct pci_controller *hose = &psII_hose;
+
+ /*
+ * Register the hose
+ */
+ hose->first_busno = 0;
+ hose->last_busno = 0xff;
+
+
+ /* System memory space */
+ pci_set_region(hose->regions + 0,
+ AP1000_SYS_MEM_START, AP1000_SYS_MEM_START, AP1000_SYS_MEM_SIZE,
+ PCI_REGION_MEM | PCI_REGION_MEMORY);
+
+ /* PCI Memory space */
+ pci_set_region(hose->regions + 1,
+ PSII_PCI_MEM_BASE, PSII_PCI_MEM_BASE, PSII_PCI_MEM_SIZE,
+ PCI_REGION_MEM);
+
+ /* No IO Memory space - for now */
+
+ pci_set_ops(hose,
+ psII_read_config_byte,
+ psII_read_config_word,
+ psII_read_config_dword,
+ psII_write_config_byte,
+ psII_write_config_word,
+ psII_write_config_dword);
+
+ hose->region_count = 2;
+
+ pci_register_hose(hose);
+
+ hose->last_busno = pci_hose_scan(hose);
+}
diff --git a/board/amirix/ap1000/powerspan.c b/board/amirix/ap1000/powerspan.c
new file mode 100644
index 0000000..fe395cc
--- /dev/null
+++ b/board/amirix/ap1000/powerspan.c
@@ -0,0 +1,712 @@
+/**
+ * @file powerspan.c Source file for PowerSpan II code.
+ */
+
+/*
+ * (C) Copyright 2005
+ * AMIRIX Systems Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+#include <command.h>
+#include <asm/processor.h>
+#include "powerspan.h"
+#define tolower(x) x
+#include "ap1000.h"
+
+#ifdef INCLUDE_PCI
+
+/** Write one byte with byte swapping.
+ * @param addr [IN] the address to write to
+ * @param val [IN] the value to write
+ */
+void write1(unsigned long addr, unsigned char val) {
+ volatile unsigned char* p = (volatile unsigned char*)addr;
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("write1: addr=%08x val=%02x\n", addr, val);
+ }
+#endif
+ *p = val;
+ PSII_SYNC();
+}
+
+/** Read one byte with byte swapping.
+ * @param addr [IN] the address to read from
+ * @return the value at addr
+ */
+unsigned char read1(unsigned long addr) {
+ unsigned char val;
+ volatile unsigned char* p = (volatile unsigned char*)addr;
+
+ val = *p;
+ PSII_SYNC();
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("read1: addr=%08x val=%02x\n", addr, val);
+ }
+#endif
+ return val;
+}
+
+/** Write one 2-byte word with byte swapping.
+ * @param addr [IN] the address to write to
+ * @param val [IN] the value to write
+ */
+void write2(unsigned long addr, unsigned short val) {
+ volatile unsigned short* p = (volatile unsigned short*)addr;
+
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("write2: addr=%08x val=%04x -> *p=%04x\n", addr, val,
+ ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8));
+ }
+#endif
+ *p = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ PSII_SYNC();
+}
+
+/** Read one 2-byte word with byte swapping.
+ * @param addr [IN] the address to read from
+ * @return the value at addr
+ */
+unsigned short read2(unsigned long addr) {
+ unsigned short val;
+ volatile unsigned short* p = (volatile unsigned short*)addr;
+
+ val = *p;
+ val = ((val & 0xFF00) >> 8) | ((val & 0x00FF) << 8);
+ PSII_SYNC();
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("read2: addr=%08x *p=%04x -> val=%04x\n", addr, *p, val);
+ }
+#endif
+ return val;
+}
+
+/** Write one 4-byte word with byte swapping.
+ * @param addr [IN] the address to write to
+ * @param val [IN] the value to write
+ */
+void write4(unsigned long addr, unsigned long val) {
+ volatile unsigned long* p = (volatile unsigned long*)addr;
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("write4: addr=%08x val=%08x -> *p=%08x\n", addr, val,
+ ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8));
+ }
+#endif
+ *p = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ PSII_SYNC();
+}
+
+/** Read one 4-byte word with byte swapping.
+ * @param addr [IN] the address to read from
+ * @return the value at addr
+ */
+unsigned long read4(unsigned long addr) {
+ unsigned long val;
+ volatile unsigned long* p = (volatile unsigned long*)addr;
+
+ val = *p;
+ val = ((val & 0xFF000000) >> 24) | ((val & 0x000000FF) << 24) |
+ ((val & 0x00FF0000) >> 8) | ((val & 0x0000FF00) << 8);
+ PSII_SYNC();
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("read4: addr=%08x *p=%08x -> val=%08x\n", addr, *p, val);
+ }
+#endif
+ return val;
+}
+
+int PCIReadConfig(int bus, int dev, int fn, int reg, int width, unsigned long* val){
+ unsigned int conAdrVal;
+ unsigned int conDataReg = REG_CONFIG_DATA;
+ unsigned int status;
+ int ret_val = 0;
+
+
+ /* DEST bit hardcoded to 1: local pci is PCI-2 */
+ /* TYPE bit is hardcoded to 1: all config cycles are local */
+ conAdrVal = (1 << 24)
+ | ((bus & 0xFF) << 16)
+ | ((dev & 0xFF) << 11)
+ | ((fn & 0x07) << 8)
+ | (reg & 0xFC);
+
+ /* clear any pending master aborts */
+ write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
+
+ /* Load the conAdrVal value first, then read from pb_conf_data */
+ write4(REG_CONFIG_ADDRESS, conAdrVal);
+ PSII_SYNC();
+
+
+ /* Note: documentation does not match the pspan library code */
+ /* Note: *pData comes back as -1 if device is not present */
+ switch (width){
+ case 4:{
+ *(unsigned int*)val = read4(conDataReg);
+ break;
+ }
+ case 2:{
+ *(unsigned short*)val = read2(conDataReg);
+ break;
+ }
+ case 1:{
+ *(unsigned char*)val = read1(conDataReg);
+ break;
+ }
+ default:{
+ ret_val = ILLEGAL_REG_OFFSET;
+ break;
+ }
+ }
+ PSII_SYNC();
+
+ /* clear any pending master aborts */
+ status = read4(REG_P1_CSR);
+ if(status & CLEAR_MASTER_ABORT){
+ ret_val = NO_DEVICE_FOUND;
+ write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
+ }
+
+ return ret_val;
+}
+
+
+int PCIWriteConfig(int bus, int dev, int fn, int reg, int width, unsigned long val){
+ unsigned int conAdrVal;
+ unsigned int conDataReg = REG_CONFIG_DATA;
+ unsigned int status;
+ int ret_val = 0;
+
+
+ /* DEST bit hardcoded to 1: local pci is PCI-2 */
+ /* TYPE bit is hardcoded to 1: all config cycles are local */
+ conAdrVal = (1 << 24)
+ | ((bus & 0xFF) << 16)
+ | ((dev & 0xFF) << 11)
+ | ((fn & 0x07) << 8)
+ | (reg & 0xFC);
+
+ /* clear any pending master aborts */
+ write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
+
+ /* Load the conAdrVal value first, then read from pb_conf_data */
+ write4(REG_CONFIG_ADDRESS, conAdrVal);
+ PSII_SYNC();
+
+
+ /* Note: documentation does not match the pspan library code */
+ /* Note: *pData comes back as -1 if device is not present */
+ switch (width){
+ case 4:{
+ write4(conDataReg, val);
+ break;
+ }
+ case 2:{
+ write2(conDataReg, val);
+ break;
+ }
+ case 1:{
+ write1(conDataReg, val);
+ break;
+ }
+ default:{
+ ret_val = ILLEGAL_REG_OFFSET;
+ break;
+ }
+ }
+ PSII_SYNC();
+
+ /* clear any pending master aborts */
+ status = read4(REG_P1_CSR);
+ if(status & CLEAR_MASTER_ABORT){
+ ret_val = NO_DEVICE_FOUND;
+ write4(REG_P1_CSR, CLEAR_MASTER_ABORT);
+ }
+
+ return ret_val;
+}
+
+
+int pci_read_config_byte(int bus, int dev, int fn, int reg, unsigned char* val){
+ unsigned long read_val;
+ int ret_val;
+
+ ret_val = PCIReadConfig(bus, dev, fn, reg, 1, &read_val);
+ *val = read_val & 0xFF;
+
+ return ret_val;
+}
+
+int pci_write_config_byte(int bus, int dev, int fn, int reg, unsigned char val){
+ return PCIWriteConfig(bus, dev, fn, reg, 1, val);
+}
+
+int pci_read_config_word(int bus, int dev, int fn, int reg, unsigned short* val){
+ unsigned long read_val;
+ int ret_val;
+
+ ret_val = PCIReadConfig(bus, dev, fn, reg, 2, &read_val);
+ *val = read_val & 0xFFFF;
+
+ return ret_val;
+}
+
+int pci_write_config_word(int bus, int dev, int fn, int reg, unsigned short val){
+ return PCIWriteConfig(bus, dev, fn, reg, 2, val);
+}
+
+int pci_read_config_dword(int bus, int dev, int fn, int reg, unsigned long* val){
+ return PCIReadConfig(bus, dev, fn, reg, 4, val);
+}
+
+int pci_write_config_dword(int bus, int dev, int fn, int reg, unsigned long val){
+ return PCIWriteConfig(bus, dev, fn, reg, 4, val);
+}
+
+#endif /* INCLUDE_PCI */
+
+int I2CAccess(unsigned char theI2CAddress, unsigned char theDevCode, unsigned char theChipSel, unsigned char* theValue, int RWFlag){
+ int ret_val = 0;
+ unsigned int reg_value;
+
+ reg_value = PowerSpanRead(REG_I2C_CSR);
+
+ if(reg_value & I2C_CSR_ACT){
+ printf("Error: I2C busy\n");
+ ret_val = I2C_BUSY;
+ }
+ else{
+ reg_value = ((theI2CAddress & 0xFF) << 24)
+ | ((theDevCode & 0x0F) << 12)
+ | ((theChipSel & 0x07) << 9)
+ | I2C_CSR_ERR;
+ if(RWFlag == I2C_WRITE){
+ reg_value |= I2C_CSR_RW | ((*theValue & 0xFF) << 16);
+ }
+
+ PowerSpanWrite(REG_I2C_CSR, reg_value);
+ udelay(1);
+
+ do{
+ reg_value = PowerSpanRead(REG_I2C_CSR);
+
+ if((reg_value & I2C_CSR_ACT) == 0){
+ if(reg_value & I2C_CSR_ERR){
+ ret_val = I2C_ERR;
+ }
+ else{
+ *theValue = (reg_value & I2C_CSR_DATA) >> 16;
+ }
+ }
+ } while(reg_value & I2C_CSR_ACT);
+ }
+
+ return ret_val;
+}
+
+int EEPROMRead(unsigned char theI2CAddress, unsigned char* theValue){
+ return I2CAccess(theI2CAddress, I2C_EEPROM_DEV, I2C_EEPROM_CHIP_SEL, theValue, I2C_READ);
+}
+
+int EEPROMWrite(unsigned char theI2CAddress, unsigned char theValue){
+ return I2CAccess(theI2CAddress, I2C_EEPROM_DEV, I2C_EEPROM_CHIP_SEL, &theValue, I2C_WRITE);
+}
+
+int do_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
+ char cmd;
+ int ret_val = 0;
+ unsigned int address = 0;
+ unsigned char value = 1;
+ unsigned char read_value;
+ int ii;
+ int error = 0;
+ unsigned char* mem_ptr;
+ unsigned char default_eeprom[] = EEPROM_DEFAULT;
+
+ if(argc < 2){
+ goto usage;
+ }
+
+ cmd = argv[1][0];
+ if(argc > 2){
+ address = simple_strtoul(argv[2], NULL, 16);
+ if(argc > 3){
+ value = simple_strtoul(argv[3], NULL, 16) & 0xFF;
+ }
+ }
+
+ switch (cmd){
+ case 'r':{
+ if(address > 256){
+ printf("Illegal Address\n");
+ goto usage;
+ }
+ printf("@0x%x: ", address);
+ for(ii = 0;ii < value;ii++){
+ if(EEPROMRead(address + ii, &read_value) != 0){
+ printf("Read Error\n");
+ }
+ else{
+ printf("0x%02x ", read_value);
+ }
+
+ if(((ii + 1) % 16) == 0){
+ printf("\n");
+ }
+ }
+ printf("\n");
+ break;
+ }
+ case 'w':{
+ if(address > 256){
+ printf("Illegal Address\n");
+ goto usage;
+ }
+ if(argc < 4){
+ goto usage;
+ }
+ if(EEPROMWrite(address, value) != 0){
+ printf("Write Error\n");
+ }
+ break;
+ }
+ case 'g':{
+ if(argc != 3){
+ goto usage;
+ }
+ mem_ptr = (unsigned char*)address;
+ for(ii = 0;((ii < EEPROM_LENGTH) && (error == 0));ii++){
+ if(EEPROMRead(ii, &read_value) != 0){
+ printf("Read Error\n");
+ error = 1;
+ }
+ else{
+ *mem_ptr = read_value;
+ mem_ptr++;
+ }
+ }
+ break;
+ }
+ case 'p':{
+ if(argc != 3){
+ goto usage;
+ }
+ mem_ptr = (unsigned char*)address;
+ for(ii = 0;((ii < EEPROM_LENGTH) && (error == 0));ii++){
+ if(EEPROMWrite(ii, *mem_ptr) != 0){
+ printf("Write Error\n");
+ error = 1;
+ }
+
+ mem_ptr++;
+ }
+ break;
+ }
+ case 'd':{
+ if(argc != 2){
+ goto usage;
+ }
+ for(ii = 0;((ii < EEPROM_LENGTH) && (error == 0));ii++){
+ if(EEPROMWrite(ii, default_eeprom[ii]) != 0){
+ printf("Write Error\n");
+ error = 1;
+ }
+ }
+ break;
+ }
+ default:{
+ goto usage;
+ }
+ }
+
+ goto done;
+ usage:
+ printf ("Usage:\n%s\n", cmdtp->help);
+
+ done:
+ return ret_val;
+
+}
+
+U_BOOT_CMD(
+ eeprom, 4, 0, do_eeprom,
+ "eeprom - read/write/copy to/from the PowerSpan II eeprom\n",
+ "eeprom r OFF [NUM]\n"
+ " - read NUM words starting at OFF\n"
+ "eeprom w OFF VAL\n"
+ " - write word VAL at offset OFF\n"
+ "eeprom g ADD\n"
+ " - store contents of eeprom at address ADD\n"
+ "eeprom p ADD\n"
+ " - put data stored at address ADD into the eeprom\n"
+ "eeprom d\n"
+ " - return eeprom to default contents\n"
+);
+
+unsigned int PowerSpanRead(unsigned int theOffset){
+ volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
+ unsigned int ret_val;
+
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("PowerSpanRead: offset=%08x ", theOffset);
+ }
+#endif
+ ret_val = *ptr;
+ PSII_SYNC();
+
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("value=%08x\n", ret_val);
+ }
+#endif
+
+ return ret_val;
+}
+
+void PowerSpanWrite(unsigned int theOffset, unsigned int theValue){
+ volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("PowerSpanWrite: offset=%08x val=%02x\n", theOffset, theValue);
+ }
+#endif
+ *ptr = theValue;
+ PSII_SYNC();
+}
+
+/**
+ * Sets the indicated bits in the indicated register.
+ * @param theOffset [IN] the register to access.
+ * @param theMask [IN] bits set in theMask will be set in the register.
+ */
+void PowerSpanSetBits(unsigned int theOffset, unsigned int theMask){
+ volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
+ unsigned int register_value;
+
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("PowerSpanSetBits: offset=%08x mask=%02x\n", theOffset, theMask);
+ }
+#endif
+ register_value = *ptr;
+ PSII_SYNC();
+
+ register_value |= theMask;
+ *ptr = register_value;
+ PSII_SYNC();
+}
+
+/**
+ * Clears the indicated bits in the indicated register.
+ * @param theOffset [IN] the register to access.
+ * @param theMask [IN] bits set in theMask will be cleared in the register.
+ */
+void PowerSpanClearBits(unsigned int theOffset, unsigned int theMask){
+ volatile unsigned int* ptr = (volatile unsigned int*)(PSPAN_BASEADDR + theOffset);
+ unsigned int register_value;
+
+#ifdef VERBOSITY
+ if(gVerbosityLevel > 1){
+ printf("PowerSpanClearBits: offset=%08x mask=%02x\n", theOffset, theMask);
+ }
+#endif
+ register_value = *ptr;
+ PSII_SYNC();
+
+ register_value &= ~theMask;
+ *ptr = register_value;
+ PSII_SYNC();
+}
+
+/**
+ * Configures a slave image on the local bus, based on the parameters and some hardcoded system values.
+ * Slave Images are images that cause the PowerSpan II to be a master on the PCI bus. Thus, they
+ * are outgoing from the standpoint of the local bus.
+ * @param theImageIndex [IN] the PowerSpan II image to set (assumed to be 0-7).
+ * @param theBlockSize [IN] the block size of the image (as used by PowerSpan II: PB_SIx_CTL[BS]).
+ * @param theMemIOFlag [IN] if PX_TGT_USE_MEM_IO, this image will have the MEM_IO bit set.
+ * @param theEndianness [IN] the endian bits for the image (already shifted, use defines).
+ * @param theLocalBaseAddr [IN] the Local address for the image (assumed to be valid with provided block size).
+ * @param thePCIBaseAddr [IN] the PCI address for the image (assumed to be valid with provided block size).
+ */
+int SetSlaveImage(int theImageIndex, unsigned int theBlockSize, int theMemIOFlag, int theEndianness, unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr){
+ unsigned int reg_offset = theImageIndex * PB_SLAVE_IMAGE_OFF;
+ unsigned int reg_value = 0;
+
+ /* Make sure that the Slave Image is disabled */
+ PowerSpanClearBits((REGS_PB_SLAVE_CSR + reg_offset), PB_SLAVE_CSR_IMG_EN);
+
+ /* Setup the mask required for requested PB Slave Image configuration */
+ reg_value = PB_SLAVE_CSR_TA_EN | theEndianness | (theBlockSize << 24);
+ if(theMemIOFlag == PB_SLAVE_USE_MEM_IO){
+ reg_value |= PB_SLAVE_CSR_MEM_IO;
+ }
+
+ /* hardcoding the following:
+ TA_EN = 1
+ MD_EN = 0
+ MODE = 0
+ PRKEEP = 0
+ RD_AMT = 0
+ */
+ PowerSpanWrite((REGS_PB_SLAVE_CSR + reg_offset), reg_value);
+
+ /* these values are not checked by software */
+ PowerSpanWrite((REGS_PB_SLAVE_BADDR + reg_offset), theLocalBaseAddr);
+ PowerSpanWrite((REGS_PB_SLAVE_TADDR + reg_offset), thePCIBaseAddr);
+
+ /* Enable the Slave Image */
+ PowerSpanSetBits((REGS_PB_SLAVE_CSR + reg_offset), PB_SLAVE_CSR_IMG_EN);
+
+ return 0;
+}
+
+/**
+ * Configures a target image on the local bus, based on the parameters and some hardcoded system values.
+ * Target Images are used when the PowerSpan II is acting as a target for an access. Thus, they
+ * are incoming from the standpoint of the local bus.
+ * In order to behave better on the host PCI bus, if thePCIBaseAddr is NULL (0x00000000), then the PCI
+ * base address will not be updated; makes sense given that the hosts own memory should be mapped to
+ * PCI address 0x00000000.
+ * @param theImageIndex [IN] the PowerSpan II image to set.
+ * @param theBlockSize [IN] the block size of the image (as used by PowerSpan II: Px_TIx_CTL[BS]).
+ * @param theMemIOFlag [IN] if PX_TGT_USE_MEM_IO, this image will have the MEM_IO bit set.
+ * @param theEndianness [IN] the endian bits for the image (already shifted, use defines).
+ * @param theLocalBaseAddr [IN] the Local address for the image (assumed to be valid with provided block size).
+ * @param thePCIBaseAddr [IN] the PCI address for the image (assumed to be valid with provided block size).
+ */
+int SetTargetImage(int theImageIndex, unsigned int theBlockSize, int theMemIOFlag, int theEndianness, unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr){
+ unsigned int csr_reg_offset = theImageIndex * P1_TGT_IMAGE_OFF;
+ unsigned int pci_reg_offset = theImageIndex * P1_BST_OFF;
+ unsigned int reg_value = 0;
+
+ /* Make sure that the Slave Image is disabled */
+ PowerSpanClearBits((REGS_P1_TGT_CSR + csr_reg_offset), PB_SLAVE_CSR_IMG_EN);
+
+ /* Setup the mask required for requested PB Slave Image configuration */
+ reg_value = PX_TGT_CSR_TA_EN | PX_TGT_CSR_BAR_EN | (theBlockSize << 24) | PX_TGT_CSR_RTT_READ | PX_TGT_CSR_WTT_WFLUSH | theEndianness;
+ if(theMemIOFlag == PX_TGT_USE_MEM_IO){
+ reg_value |= PX_TGT_MEM_IO;
+ }
+
+ /* hardcoding the following:
+ TA_EN = 1
+ BAR_EN = 1
+ MD_EN = 0
+ MODE = 0
+ DEST = 0
+ RTT = 01010
+ GBL = 0
+ CI = 0
+ WTT = 00010
+ PRKEEP = 0
+ MRA = 0
+ RD_AMT = 0
+ */
+ PowerSpanWrite((REGS_P1_TGT_CSR + csr_reg_offset), reg_value);
+
+ PowerSpanWrite((REGS_P1_TGT_TADDR + csr_reg_offset), theLocalBaseAddr);
+
+ if(thePCIBaseAddr != (unsigned int)NULL){
+ PowerSpanWrite((REGS_P1_BST + pci_reg_offset), thePCIBaseAddr);
+ }
+
+ /* Enable the Slave Image */
+ PowerSpanSetBits((REGS_P1_TGT_CSR + csr_reg_offset), PB_SLAVE_CSR_IMG_EN);
+
+ return 0;
+}
+
+int do_bridge(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]){
+ char cmd;
+ int ret_val = 1;
+ unsigned int image_index;
+ unsigned int block_size;
+ unsigned int mem_io;
+ unsigned int local_addr;
+ unsigned int pci_addr;
+ int endianness;
+
+ if(argc != 8){
+ goto usage;
+ }
+
+ cmd = argv[1][0];
+ image_index = simple_strtoul(argv[2], NULL, 16);
+ block_size = simple_strtoul(argv[3], NULL, 16);
+ mem_io = simple_strtoul(argv[4], NULL, 16);
+ endianness = argv[5][0];
+ local_addr = simple_strtoul(argv[6], NULL, 16);
+ pci_addr = simple_strtoul(argv[7], NULL, 16);
+
+
+ switch (cmd){
+ case 'i':{
+ if(tolower(endianness) == 'b'){
+ endianness = PX_TGT_CSR_BIG_END;
+ }
+ else if(tolower(endianness) == 'l'){
+ endianness = PX_TGT_CSR_TRUE_LEND;
+ }
+ else{
+ goto usage;
+ }
+ SetTargetImage(image_index, block_size, mem_io, endianness, local_addr, pci_addr);
+ break;
+ }
+ case 'o':{
+ if(tolower(endianness) == 'b'){
+ endianness = PB_SLAVE_CSR_BIG_END;
+ }
+ else if(tolower(endianness) == 'l'){
+ endianness = PB_SLAVE_CSR_TRUE_LEND;
+ }
+ else{
+ goto usage;
+ }
+ SetSlaveImage(image_index, block_size, mem_io, endianness, local_addr, pci_addr);
+ break;
+ }
+ default:{
+ goto usage;
+ }
+ }
+
+ goto done;
+ usage:
+ printf ("Usage:\n%s\n", cmdtp->help);
+
+ done:
+ return ret_val;
+
+}
+
+
+
diff --git a/board/amirix/ap1000/powerspan.h b/board/amirix/ap1000/powerspan.h
new file mode 100644
index 0000000..4e9a8c1
--- /dev/null
+++ b/board/amirix/ap1000/powerspan.h
@@ -0,0 +1,170 @@
+/**
+ * @file powerspan.h Header file for PowerSpan II code.
+ */
+
+/*
+ * (C) Copyright 2005
+ * AMIRIX Systems Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef POWERSPAN_H
+#define POWERSPAN_H
+
+#define CLEAR_MASTER_ABORT 0xdeadbeef
+#define NO_DEVICE_FOUND -1
+#define ILLEGAL_REG_OFFSET -2
+#define I2C_BUSY -3
+#define I2C_ERR -4
+
+#define REG_P1_CSR 0x004
+#define REGS_P1_BST 0x018
+#define REG_P1_ERR_CSR 0x150
+#define REG_P1_MISC_CSR 0x160
+#define REGS_P1_TGT_CSR 0x100
+#define REGS_P1_TGT_TADDR 0x104
+#define REGS_PB_SLAVE_CSR 0x200
+#define REGS_PB_SLAVE_TADDR 0x204
+#define REGS_PB_SLAVE_BADDR 0x208
+#define REG_CONFIG_ADDRESS 0x290
+#define REG_CONFIG_DATA 0x294
+#define REG_PB_ERR_CSR 0x2B0
+#define REG_PB_MISC_CSR 0x2C0
+#define REG_MISC_CSR 0x400
+#define REG_I2C_CSR 0x408
+#define REG_RESET_CSR 0x40C
+#define REG_ISR0 0x410
+#define REG_ISR1 0x414
+#define REG_IER0 0x418
+#define REG_MBOX_MAP 0x420
+#define REG_HW_MAP 0x42C
+#define REG_IDR 0x444
+
+#define CSR_MEMORY_SPACE_ENABLE 0x00000002
+#define CSR_PCI_MASTER_ENABLE 0x00000004
+
+#define P1_BST_OFF 0x04
+
+#define PX_ERR_ERR_STATUS 0x01000000
+
+#define PX_MISC_CSR_MAX_RETRY_MASK 0x00000F00
+#define PX_MISC_CSR_MAX_RETRY 0x00000F00
+#define PX_MISC_REG_BAR_ENABLE 0x00008000
+#define PB_MISC_TEA_ENABLE 0x00000010
+#define PB_MISC_MAC_TEA 0x00000040
+
+#define P1_TGT_IMAGE_OFF 0x010
+#define PX_TGT_CSR_IMG_EN 0x80000000
+#define PX_TGT_CSR_TA_EN 0x40000000
+#define PX_TGT_CSR_BAR_EN 0x20000000
+#define PX_TGT_CSR_MD_EN 0x10000000
+#define PX_TGT_CSR_MODE 0x00800000
+#define PX_TGT_CSR_DEST 0x00400000
+#define PX_TGT_CSR_MEM_IO 0x00200000
+#define PX_TGT_CSR_GBL 0x00080000
+#define PX_TGT_CSR_CL 0x00040000
+#define PX_TGT_CSR_PRKEEP 0x00000080
+
+#define PX_TGT_CSR_BS_MASK 0x0F000000
+#define PX_TGT_MEM_IO 0x00200000
+#define PX_TGT_CSR_RTT_MASK 0x001F0000
+#define PX_TGT_CSR_RTT_READ 0x000A0000
+#define PX_TGT_CSR_WTT_MASK 0x00001F00
+#define PX_TGT_CSR_WTT_WFLUSH 0x00000200
+#define PX_TGT_CSR_END_MASK 0x00000060
+#define PX_TGT_CSR_BIG_END 0x00000040
+#define PX_TGT_CSR_TRUE_LEND 0x00000060
+#define PX_TGT_CSR_RDAMT_MASK 0x00000007
+
+#define PX_TGT_CSR_BS_64MB 0xa
+#define PX_TGT_CSR_BS_16MB 0x8
+
+#define PX_TGT_USE_MEM_IO 1
+#define PX_TGT_NOT_MEM_IO 0
+
+#define PB_SLAVE_IMAGE_OFF 0x010
+#define PB_SLAVE_CSR_IMG_EN 0x80000000
+#define PB_SLAVE_CSR_TA_EN 0x40000000
+#define PB_SLAVE_CSR_MD_EN 0x20000000
+#define PB_SLAVE_CSR_MODE 0x00800000
+#define PB_SLAVE_CSR_DEST 0x00400000
+#define PB_SLAVE_CSR_MEM_IO 0x00200000
+#define PB_SLAVE_CSR_PRKEEP 0x00000080
+
+#define PB_SLAVE_CSR_BS_MASK 0x1F000000
+#define PB_SLAVE_CSR_END_MASK 0x00000060
+#define PB_SLAVE_CSR_BIG_END 0x00000040
+#define PB_SLAVE_CSR_TRUE_LEND 0x00000060
+#define PB_SLAVE_CSR_RDAMT_MASK 0x00000007
+
+#define PB_SLAVE_USE_MEM_IO 1
+#define PB_SLAVE_NOT_MEM_IO 0
+
+
+#define MISC_CSR_PCI1_LOCK 0x00000080
+
+#define I2C_CSR_ADDR 0xFF000000 /* Specifies I2C Device Address to be Accessed */
+#define I2C_CSR_DATA 0x00FF0000 /* Specifies the Required Data for a Write */
+#define I2C_CSR_DEV_CODE 0x0000F000 /* Device Select. I2C 4-bit Device Code */
+#define I2C_CSR_CS 0x00000E00 /* Chip Select */
+#define I2C_CSR_RW 0x00000100 /* Read/Write */
+#define I2C_CSR_ACT 0x00000080 /* I2C Interface Active */
+#define I2C_CSR_ERR 0x00000040 /* Error */
+
+#define I2C_EEPROM_DEV 0xa
+#define I2C_EEPROM_CHIP_SEL 0
+
+#define I2C_READ 0
+#define I2C_WRITE 1
+
+#define RESET_CSR_EEPROM_LOAD 0x00000010
+
+#define ISR_CLEAR_ALL 0xFFFFFFFF
+
+#define IER0_DMA_INTS_EN 0x0F000000
+#define IER0_PCI_1_EN 0x00400000
+#define IER0_HW_INTS_EN 0x003F0000
+#define IER0_MB_INTS_EN 0x000000FF
+#define IER0_DEFAULT (IER0_DMA_INTS_EN | IER0_PCI_1_EN | IER0_HW_INTS_EN | IER0_MB_INTS_EN)
+
+#define MBOX_MAP_TO_INT4 0xCCCCCCCC
+
+#define HW_MAP_HW4_TO_INT4 0x000C0000
+
+#define IDR_PCI_A_OUT 0x40000000
+#define IDR_MBOX_OUT 0x10000000
+
+
+int pci_read_config_byte(int bus, int dev, int fn, int reg, unsigned char* val);
+int pci_write_config_byte(int bus, int dev, int fn, int reg, unsigned char val);
+int pci_read_config_word(int bus, int dev, int fn, int reg, unsigned short* val);
+int pci_write_config_word(int bus, int dev, int fn, int reg, unsigned short val);
+int pci_read_config_dword(int bus, int dev, int fn, int reg, unsigned long* val);
+int pci_write_config_dword(int bus, int dev, int fn, int reg, unsigned long val);
+
+unsigned int PowerSpanRead(unsigned int theOffset);
+void PowerSpanWrite(unsigned int theOffset, unsigned int theValue);
+
+int I2CAccess(unsigned char theI2CAddress, unsigned char theDevCode, unsigned char theChipSel, unsigned char* theValue, int RWFlag);
+
+int PCIWriteConfig(int bus, int dev, int fn, int reg, int width, unsigned long val);
+int PCIReadConfig(int bus, int dev, int fn, int reg, int width, unsigned long* val);
+
+int SetSlaveImage(int theImageIndex, unsigned int theBlockSize, int theMemIOFlag, int theEndianness, unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr);
+int SetTargetImage(int theImageIndex, unsigned int theBlockSize, int theMemIOFlag, int theEndianness, unsigned int theLocalBaseAddr, unsigned int thePCIBaseAddr);
+
+#endif
diff --git a/board/amirix/ap1000/serial.c b/board/amirix/ap1000/serial.c
new file mode 100644
index 0000000..431e469
--- /dev/null
+++ b/board/amirix/ap1000/serial.c
@@ -0,0 +1,128 @@
+/*
+ * (C) Copyright 2002
+ * Peter De Schrijver (p2@mind.be), Mind Linux Solutions, NV.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ *
+ */
+
+#include <asm/u-boot.h>
+#include <asm/processor.h>
+#include <common.h>
+#include <command.h>
+#include <config.h>
+
+#include <ns16550.h>
+
+#if 0
+#include "serial.h"
+#endif
+
+const NS16550_t COM_PORTS[] = { (NS16550_t) CFG_NS16550_COM1, (NS16550_t) CFG_NS16550_COM2 };
+
+#undef CFG_DUART_CHAN
+#define CFG_DUART_CHAN gComPort
+static int gComPort = 0;
+
+int
+serial_init (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
+
+ (void)NS16550_init(COM_PORTS[0], clock_divisor);
+ gComPort = 0;
+
+ return 0;
+
+}
+
+void
+serial_putc(const char c)
+{
+ if (c == '\n'){
+ NS16550_putc(COM_PORTS[CFG_DUART_CHAN], '\r');
+ }
+
+ NS16550_putc(COM_PORTS[CFG_DUART_CHAN], c);
+}
+
+int
+serial_getc(void)
+{
+ return NS16550_getc(COM_PORTS[CFG_DUART_CHAN]);
+}
+
+int
+serial_tstc(void)
+{
+ return NS16550_tstc(COM_PORTS[CFG_DUART_CHAN]);
+}
+
+void
+serial_setbrg (void)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+
+ int clock_divisor = CFG_NS16550_CLK / 16 / gd->baudrate;
+
+#ifdef CFG_INIT_CHAN1
+ NS16550_reinit(COM_PORTS[0], clock_divisor);
+#endif
+#ifdef CFG_INIT_CHAN2
+ NS16550_reinit(COM_PORTS[1], clock_divisor);
+#endif
+}
+
+void
+serial_puts (const char *s)
+{
+ while (*s) {
+ serial_putc (*s++);
+ }
+}
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+void
+kgdb_serial_init(void)
+{
+}
+
+void
+putDebugChar (int c)
+{
+ serial_putc (c);
+}
+
+void
+putDebugStr (const char *str)
+{
+ serial_puts (str);
+}
+
+int
+getDebugChar (void)
+{
+ return serial_getc();
+}
+
+void
+kgdb_interruptible (int yes)
+{
+ return;
+}
+#endif /* CFG_CMD_KGDB */
diff --git a/board/amirix/ap1000/u-boot.lds b/board/amirix/ap1000/u-boot.lds
new file mode 100644
index 0000000..97e8290
--- /dev/null
+++ b/board/amirix/ap1000/u-boot.lds
@@ -0,0 +1,144 @@
+/*
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib);
+/* Do we need any of these for elf?
+ __DYNAMIC = 0; */
+SECTIONS
+{
+ /* Read-only sections, merged into text segment: */
+ . = + SIZEOF_HEADERS;
+ .interp : { *(.interp) }
+ .hash : { *(.hash) }
+ .dynsym : { *(.dynsym) }
+ .dynstr : { *(.dynstr) }
+ .rel.text : { *(.rel.text) }
+ .rela.text : { *(.rela.text) }
+ .rel.data : { *(.rel.data) }
+ .rela.data : { *(.rela.data) }
+ .rel.rodata : { *(.rel.rodata) }
+ .rela.rodata : { *(.rela.rodata) }
+ .rel.got : { *(.rel.got) }
+ .rela.got : { *(.rela.got) }
+ .rel.ctors : { *(.rel.ctors) }
+ .rela.ctors : { *(.rela.ctors) }
+ .rel.dtors : { *(.rel.dtors) }
+ .rela.dtors : { *(.rela.dtors) }
+ .rel.bss : { *(.rel.bss) }
+ .rela.bss : { *(.rela.bss) }
+ .rel.plt : { *(.rel.plt) }
+ .rela.plt : { *(.rela.plt) }
+ .init : { *(.init) }
+ .plt : { *(.plt) }
+ .text :
+ {
+ /* WARNING - the following is hand-optimized to fit within */
+ /* the sector layout of our flash chips! XXX FIXME XXX */
+
+ cpu/ppc4xx/start.o (.text)
+ board/amirix/ap1000/init.o (.text)
+ cpu/ppc4xx/kgdb.o (.text)
+ cpu/ppc4xx/traps.o (.text)
+ cpu/ppc4xx/interrupts.o (.text)
+ cpu/ppc4xx/serial.o (.text)
+ cpu/ppc4xx/cpu_init.o (.text)
+ cpu/ppc4xx/speed.o (.text)
+ common/dlmalloc.o (.text)
+ lib_generic/crc32.o (.text)
+ lib_ppc/extable.o (.text)
+ lib_generic/zlib.o (.text)
+
+/* . = env_offset;*/
+/* common/environment.o(.text)*/
+
+ *(.text)
+ *(.fixup)
+ *(.got1)
+ }
+ _etext = .;
+ PROVIDE (etext = .);
+ .rodata :
+ {
+ *(.rodata)
+ *(.rodata1)
+ *(.rodata.str1.4)
+ }
+ .fini : { *(.fini) } =0
+ .ctors : { *(.ctors) }
+ .dtors : { *(.dtors) }
+
+ /* Read-write section, merged into data segment: */
+ . = (. + 0x00FF) & 0xFFFFFF00;
+ _erotext = .;
+ PROVIDE (erotext = .);
+ .reloc :
+ {
+ *(.got)
+ _GOT2_TABLE_ = .;
+ *(.got2)
+ _FIXUP_TABLE_ = .;
+ *(.fixup)
+ }
+ __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2;
+ __fixup_entries = (. - _FIXUP_TABLE_)>>2;
+
+ .data :
+ {
+ *(.data)
+ *(.data1)
+ *(.sdata)
+ *(.sdata2)
+ *(.dynamic)
+ CONSTRUCTORS
+ }
+ _edata = .;
+ PROVIDE (edata = .);
+
+ __u_boot_cmd_start = .;
+ .u_boot_cmd : { *(.u_boot_cmd) }
+ __u_boot_cmd_end = .;
+
+
+ __start___ex_table = .;
+ __ex_table : { *(__ex_table) }
+ __stop___ex_table = .;
+
+ . = ALIGN(256);
+ __init_begin = .;
+ .text.init : { *(.text.init) }
+ .data.init : { *(.data.init) }
+ . = ALIGN(256);
+ __init_end = .;
+
+ __bss_start = .;
+ .bss :
+ {
+ *(.sbss) *(.scommon)
+ *(.dynbss)
+ *(.bss)
+ *(COMMON)
+ }
+ _end = . ;
+ PROVIDE (end = .);
+}
diff --git a/cpu/ppc4xx/speed.c b/cpu/ppc4xx/speed.c
index 469f97d..cbd7b24 100644
--- a/cpu/ppc4xx/speed.c
+++ b/cpu/ppc4xx/speed.c
@@ -381,6 +381,13 @@ ulong get_OPB_freq (void)
extern void get_sys_info (sys_info_t * sysInfo);
extern ulong get_PCI_freq (void);
+#elif defined(CONFIG_AP1000)
+void get_sys_info (sys_info_t * sysInfo) {
+ sysInfo->freqProcessor = 240 * 1000 * 1000;
+ sysInfo->freqPLB = 80 * 1000 * 1000;
+ sysInfo->freqPCI = 33 * 1000 * 1000;
+}
+
#elif defined(CONFIG_405)
void get_sys_info (sys_info_t * sysInfo) {
diff --git a/drivers/e1000.c b/drivers/e1000.c
index cc50c26..787134a 100644
--- a/drivers/e1000.c
+++ b/drivers/e1000.c
@@ -112,6 +112,7 @@ static int e1000_detect_gig_phy(struct e1000_hw *hw);
readl((a)->hw_addr + E1000_##reg + ((offset) << 2)))
#define E1000_WRITE_FLUSH(a) {uint32_t x; x = E1000_READ_REG(a, STATUS);}
+#ifndef CONFIG_AP1000 /* remove for warnings */
/******************************************************************************
* Raises the EEPROM's clock input.
*
@@ -478,6 +479,7 @@ e1000_validate_eeprom_checksum(struct eth_device *nic)
return -E1000_ERR_EEPROM;
}
}
+#endif /* #ifndef CONFIG_AP1000 */
/******************************************************************************
* Reads the adapter's MAC address from the EEPROM and inverts the LSB for the
@@ -488,6 +490,7 @@ e1000_validate_eeprom_checksum(struct eth_device *nic)
static int
e1000_read_mac_addr(struct eth_device *nic)
{
+#ifndef CONFIG_AP1000
struct e1000_hw *hw = nic->priv;
uint16_t offset;
uint16_t eeprom_data;
@@ -509,6 +512,32 @@ e1000_read_mac_addr(struct eth_device *nic)
/* Invert the last bit if this is the second device */
nic->enetaddr[5] += 1;
}
+#else
+ /*
+ * The AP1000's e1000 has no eeprom; the MAC address is stored in the
+ * environment variables. Currently this does not support the addition
+ * of a PMC e1000 card, which is certainly a possibility, so this should
+ * be updated to properly use the env variable only for the onboard e1000
+ */
+
+ int ii;
+ char *s, *e;
+
+ DEBUGFUNC();
+
+ s = getenv ("ethaddr");
+ if (s == NULL){
+ return -E1000_ERR_EEPROM;
+ }
+ else{
+ for(ii = 0; ii < 6; ii++) {
+ nic->enetaddr[ii] = s ? simple_strtoul (s, &e, 16) : 0;
+ if (s){
+ s = (*e) ? e + 1 : e;
+ }
+ }
+ }
+#endif
return 0;
}
@@ -876,6 +905,7 @@ e1000_setup_link(struct eth_device *nic)
DEBUGFUNC();
+#ifndef CONFIG_AP1000
/* Read and store word 0x0F of the EEPROM. This word contains bits
* that determine the hardware's default PAUSE (flow control) mode,
* a bit that determines whether the HW defaults to enabling or
@@ -888,6 +918,11 @@ e1000_setup_link(struct eth_device *nic)
DEBUGOUT("EEPROM Read Error\n");
return -E1000_ERR_EEPROM;
}
+#else
+ /* we have to hardcode the proper value for our hardware. */
+ /* this value is for the 82540EM pci card used for prototyping, and it works. */
+ eeprom_data = 0xb220;
+#endif
if (hw->fc == e1000_fc_default) {
if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
@@ -2950,12 +2985,14 @@ e1000_initialize(bd_t * bis)
free(nic);
return 0;
}
+#ifndef CONFIG_AP1000
if (e1000_validate_eeprom_checksum(nic) < 0) {
printf("The EEPROM Checksum Is Not Valid\n");
free(hw);
free(nic);
return 0;
}
+#endif
e1000_read_mac_addr(nic);
E1000_WRITE_REG(hw, PBA, E1000_DEFAULT_PBA);
diff --git a/include/configs/AP1000.h b/include/configs/AP1000.h
new file mode 100644
index 0000000..d9c4b5b
--- /dev/null
+++ b/include/configs/AP1000.h
@@ -0,0 +1,255 @@
+/*
+ * AMIRIX.h: AMIRIX specific config options
+ *
+ * Author : Frank Smith (smith at amirix dot com)
+ *
+ * Derived from : other configuration header files in this tree
+ *
+ * This software may be used and distributed according to the terms of
+ * the GNU General Public License (GPL) version 2, incorporated herein by
+ * reference. Drivers based on or derived from this code fall under the GPL
+ * and must retain the authorship, copyright and this license notice. This
+ * file is not a complete program and may only be used when the entire
+ * program is licensed under the GPL.
+ *
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*
+ * High Level Configuration Options
+ * (easy to change)
+ */
+
+#undef DEBUG
+
+#define CONFIG_405 1 /* This is a PPC405 CPU */
+#define CONFIG_4xx 1 /* ...member of PPC4xx family */
+
+#define CONFIG_AP1000 1 /* ...on an AP1000 board */
+
+#define CONFIG_PCI 1
+
+#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
+#define CFG_PROMPT "0> "
+#define CFG_PROMPT_HUSH_PS2 "> "
+
+#define CONFIG_COMMAND_EDIT 1
+#define CONFIG_COMMAND_HISTORY 1
+#define CONFIG_COMPLETE_ADDRESSES 1
+
+#define CFG_ENV_IS_IN_FLASH 1
+#define CFG_FLASH_USE_BUFFER_WRITE
+
+#ifdef CFG_ENV_IS_IN_NVRAM
+#undef CFG_ENV_IS_IN_FLASH
+#else
+#ifdef CFG_ENV_IS_IN_FLASH
+#undef CFG_ENV_IS_IN_NVRAM
+#endif
+#endif
+
+#define CONFIG_BAUDRATE 57600
+#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
+
+#define CONFIG_BOOTCOMMAND "" /* autoboot command */
+
+/* Size (bytes) of interrupt driven serial port buffer.
+ * Set to 0 to use polling instead of interrupts.
+ * Setting to 0 will also disable RTS/CTS handshaking.
+ */
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
+
+#define CONFIG_BOOTARGS "console=ttyS0,57600"
+
+#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
+#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
+
+
+
+#define CONFIG_COMMANDS ( (CONFIG_CMD_DFL & \
+ (~CFG_CMD_RTC) & ~(CFG_CMD_I2C)) | \
+ CFG_CMD_IRQ | \
+ CFG_CMD_PCI | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_ASKENV | \
+ CFG_CMD_ELF | \
+ CFG_CMD_PING | \
+ CFG_CMD_MVENV \
+ )
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#undef CONFIG_WATCHDOG /* watchdog disabled */
+
+#define CONFIG_SYS_CLK_FREQ 30000000
+
+#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
+
+/*
+ * Miscellaneous configurable options
+ */
+#define CFG_LONGHELP /* undef to save memory */
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
+#else
+#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
+#endif
+/* usually: (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) */
+#define CFG_PBSIZE (CFG_CBSIZE+4+16) /* Print Buffer Size */
+#define CFG_MAXARGS 16 /* max number of command args */
+#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
+
+#define CFG_ALT_MEMTEST 1
+#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
+
+/*
+ * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
+ * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
+ * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
+ * The Linux BASE_BAUD define should match this configuration.
+ * baseBaud = cpuClock/(uartDivisor*16)
+ * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
+ * set Linux BASE_BAUD to 403200.
+ */
+#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
+#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
+
+#define CFG_NS16550_CLK 40000000
+#define CFG_DUART_CHAN 0
+#define CFG_NS16550_COM1 (0x4C000000 + 0x1000)
+#define CFG_NS16550_COM2 (0x4C800000 + 0x1000)
+#define CFG_NS16550_REG_SIZE 4
+#define CFG_NS16550 1
+#define CFG_INIT_CHAN1 1
+#define CFG_INIT_CHAN2 0
+
+/* The following table includes the supported baudrates */
+#define CFG_BAUDRATE_TABLE \
+ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
+
+#define CFG_LOAD_ADDR 0x00100000 /* default load address */
+#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
+
+#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
+
+
+
+/*-----------------------------------------------------------------------
+ * Start addresses for the final memory configuration
+ * (Set up by the startup code)
+ * Please note that CFG_SDRAM_BASE _must_ start at 0
+ */
+#define CFG_SDRAM_BASE 0x00000000
+#define CFG_FLASH_BASE 0x20000000
+#define CFG_MONITOR_BASE TEXT_BASE
+#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
+#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
+
+/*
+ * For booting Linux, the board info and command line data
+ * have to be in the first 8 MB of memory, since this is
+ * the maximum mapped by the Linux kernel during initialization.
+ */
+#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
+/*-----------------------------------------------------------------------
+ * FLASH organization
+ */
+#define CFG_FLASH_CFI 1
+#define CFG_PROGFLASH_BASE CFG_FLASH_BASE
+#define CFG_CONFFLASH_BASE 0x24000000
+
+#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
+#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
+
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+
+#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
+
+/* BEG ENVIRONNEMENT FLASH */
+#ifdef CFG_ENV_IS_IN_FLASH
+#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
+#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
+#define CFG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */
+#endif
+/* END ENVIRONNEMENT FLASH */
+/*-----------------------------------------------------------------------
+ * NVRAM organization
+ */
+#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
+#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
+
+#ifdef CFG_ENV_IS_IN_NVRAM
+#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
+#define CFG_ENV_ADDR \
+ (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
+#endif
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_DCACHE_SIZE 16384
+#define CFG_CACHELINE_SIZE 32
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
+#endif
+
+/*
+ * Init Memory Controller:
+ *
+ * BR0/1 and OR0/1 (FLASH)
+ */
+
+#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
+#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
+
+
+/* Configuration Port location */
+#define CONFIG_PORT_ADDR 0xF0000500
+
+/*-----------------------------------------------------------------------
+ * Definitions for initial stack pointer and data area (in DPRAM)
+ */
+
+#define CFG_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
+#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
+#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
+#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
+
+/*-----------------------------------------------------------------------
+ * Definitions for Serial Presence Detect EEPROM address
+ * (to get SDRAM settings)
+ */
+#define SPD_EEPROM_ADDRESS 0x50
+
+/*
+ * Internal Definitions
+ *
+ * Boot Flags
+ */
+#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
+#define BOOTFLAG_WARM 0x02 /* Software reboot */
+
+#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
+#endif
+
+/* JFFS2 stuff */
+
+#define CFG_JFFS2_FIRST_BANK 0
+#define CFG_JFFS2_NUM_BANKS 1
+#define CFG_JFFS2_FIRST_SECTOR 1
+
+#define CONFIG_NET_MULTI
+#define CONFIG_E1000
+
+#define CFG_ETH_DEV_FN 0x0800
+#define CFG_ETH_IOBASE 0x31000000
+#define CFG_ETH_MEMBASE 0x32000000
+
+#endif /* __CONFIG_H */
diff --git a/net/eth.c b/net/eth.c
index aa45b75..fe1edd1 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -125,7 +125,7 @@ int eth_initialize(bd_t *bis)
#ifdef CONFIG_DB64460
mv6446x_eth_initialize(bis);
#endif
-#if defined(CONFIG_4xx) && !defined(CONFIG_IOP480)
+#if defined(CONFIG_4xx) && !defined(CONFIG_IOP480) && !defined(CONFIG_AP1000)
ppc_4xx_eth_initialize(bis);
#endif
#ifdef CONFIG_INCA_IP_SWITCH
generated by cgit v1.1 at 2024-11-21 20:26:05 +0000