summaryrefslogtreecommitdiff
path: root/lib_sparc
diff options
context:
space:
mode:
authorPeter Tyser <ptyser@xes-inc.com>2010-04-12 22:28:04 -0500
committerWolfgang Denk <wd@denx.de>2010-04-13 09:13:03 +0200
commitea0364f1bbfed1e3ea711147420875cf338fe77a (patch)
tree15c051bc4d2e94c1661c73e1b87c22c7beda7c24 /lib_sparc
parent89f39e177e7b0152aa1d3152baa25d986e36cdcf (diff)
downloadu-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.zip
u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.gz
u-boot-imx-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.bz2
Move lib_$ARCH directories to arch/$ARCH/lib
Also move lib_$ARCH/config.mk to arch/$ARCH/config.mk This change is intended to clean up the top-level directory structure and more closely mimic Linux's directory organization. Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_sparc')
-rw-r--r--lib_sparc/Makefile45
-rw-r--r--lib_sparc/board.c472
-rw-r--r--lib_sparc/bootm.c189
-rw-r--r--lib_sparc/cache.c33
-rw-r--r--lib_sparc/config.mk28
-rw-r--r--lib_sparc/interrupts.c122
-rw-r--r--lib_sparc/time.c78
7 files changed, 0 insertions, 967 deletions
diff --git a/lib_sparc/Makefile b/lib_sparc/Makefile
deleted file mode 100644
index 040ca10..0000000
--- a/lib_sparc/Makefile
+++ /dev/null
@@ -1,45 +0,0 @@
-#
-# (C) Copyright 2000-2006
-# 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 = $(obj)lib$(ARCH).a
-
-SOBJS =
-
-COBJS = board.o cache.o interrupts.o time.o bootm.o
-
-SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
-
-$(LIB): $(obj).depend $(OBJS)
- $(AR) $(ARFLAGS) $@ $(OBJS)
-
-#########################################################################
-
-# defines $(obj).depend target
-include $(SRCTREE)/rules.mk
-
-sinclude $(obj).depend
-
-#########################################################################
diff --git a/lib_sparc/board.c b/lib_sparc/board.c
deleted file mode 100644
index 11eea60..0000000
--- a/lib_sparc/board.c
+++ /dev/null
@@ -1,472 +0,0 @@
-/* SPARC Board initialization
- *
- * (C) Copyright 2000-2006
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 <command.h>
-#include <malloc.h>
-#include <stdio_dev.h>
-#include <config.h>
-#if defined(CONFIG_CMD_IDE)
-#include <ide.h>
-#endif
-#ifdef CONFIG_STATUS_LED
-#include <status_led.h>
-#endif
-#include <net.h>
-#include <serial.h>
-#include <version.h>
-#if defined(CONFIG_POST)
-#include <post.h>
-#endif
-#ifdef CONFIG_PS2KBD
-#include <keyboard.h>
-#endif
-#ifdef CONFIG_CMD_AMBAPP
-#include <ambapp.h>
-#endif
-
-#ifdef CONFIG_BITBANGMII
-#include <miiphy.h>
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/* Debug options
-#define DEBUG_INIT_SEQUENCE
-#define DEBUG_MEM_LAYOUT
-#define DEBUG_COMMANDS
-*/
-
-extern void timer_interrupt_init(void);
-extern void malloc_bin_reloc(void);
-extern int do_ambapp_print(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]);
-extern int prom_init(void);
-
-#if defined(CONFIG__CMD_DOC)
-void doc_init(void);
-#endif
-
-#if !defined(CONFIG_SYS_NO_FLASH)
-static char *failed = "*** failed ***\n";
-#endif
-
-#include <environment.h>
-
-ulong monitor_flash_len;
-
-/************************************************************************
- * Init Utilities *
- ************************************************************************
- * Some of this code should be moved into the core functions,
- * but let's get it working (again) first...
- */
-
-static int init_baudrate(void)
-{
- char tmp[64]; /* long enough for environment variables */
- int i = getenv_r("baudrate", tmp, sizeof(tmp));
-
- gd->baudrate = (i > 0)
- ? (int)simple_strtoul(tmp, NULL, 10)
- : CONFIG_BAUDRATE;
- return (0);
-}
-
-/***********************************************************************/
-
-/*
- * All attempts to come up with a "common" initialization sequence
- * that works for all boards and architectures failed: some of the
- * requirements are just _too_ different. To get rid of the resulting
- * mess of board dependend #ifdef'ed code we now make the whole
- * initialization sequence configurable to the user.
- *
- * The requirements for any new initalization function is simple: it
- * receives a pointer to the "global data" structure as it's only
- * argument, and returns an integer return code, where 0 means
- * "continue" and != 0 means "fatal error, hang the system".
- */
-typedef int (init_fnc_t) (void);
-
-#define WATCHDOG_RESET(x)
-
-/************************************************************************
- * Initialization sequence *
- ************************************************************************
- */
-
-init_fnc_t *init_sequence[] = {
-
-#if defined(CONFIG_BOARD_EARLY_INIT_F)
- board_early_init_f,
-#endif
- serial_init,
-
- init_timebase,
-
-#if defined(CONFIG_CMD_AMBAPP)
- ambapp_init_reloc,
-#endif
-
- env_init,
-
- init_baudrate,
-
- console_init_f,
- display_options,
-
- checkcpu,
- checkboard,
-#if defined(CONFIG_MISC_INIT_F)
- misc_init_f,
-#endif
-
-#ifdef CONFIG_POST
- post_init_f,
-#endif
-
- NULL, /* Terminate this list,
- * beware: this list will be relocated
- * which means that NULL will become
- * NULL+RELOC_OFFSET. We simply make
- * NULL be -RELOC_OFFSET instead.
- */
-};
-
-/************************************************************************
- *
- * This is the SPARC board initialization routine, running from RAM.
- *
- ************************************************************************
- */
-#ifdef DEBUG_INIT_SEQUENCE
-char *str_init_seq = "INIT_SEQ 00\n";
-char *str_init_seq_done = "\n\rInit sequence done...\r\n\r\n";
-#endif
-
-void board_init_f(ulong bootflag)
-{
- cmd_tbl_t *cmdtp;
- bd_t *bd;
- unsigned char *s;
- init_fnc_t **init_fnc_ptr;
- int j;
- int i;
- char *e;
-
-#ifndef CONFIG_SYS_NO_FLASH
- ulong flash_size;
-#endif
-
- gd = (gd_t *) (CONFIG_SYS_GBL_DATA_OFFSET);
-
- /* Clear initial global data */
- memset((void *)gd, 0, sizeof(gd_t));
-
- gd->bd = (bd_t *) (gd + 1); /* At end of global data */
- gd->baudrate = CONFIG_BAUDRATE;
- gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
-
- bd = gd->bd;
- bd->bi_memstart = CONFIG_SYS_RAM_BASE;
- bd->bi_memsize = CONFIG_SYS_RAM_SIZE;
- bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
-#if defined(CONFIG_SYS_SRAM_BASE) && defined(CONFIG_SYS_SRAM_SIZE)
- bd->bi_sramstart = CONFIG_SYS_SRAM_BASE;
- bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE;
-#endif
- bd->bi_baudrate = CONFIG_BAUDRATE;
- bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
-
- gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
- gd->reloc_off = CONFIG_SYS_RELOC_MONITOR_BASE - CONFIG_SYS_MONITOR_BASE;
-
- for (init_fnc_ptr = init_sequence, j = 0; *init_fnc_ptr;
- ++init_fnc_ptr, j++) {
-#ifdef DEBUG_INIT_SEQUENCE
- if (j > 9)
- str_init_seq[9] = '0' + (j / 10);
- str_init_seq[10] = '0' + (j - (j / 10) * 10);
- serial_puts(str_init_seq);
-#endif
- if ((*init_fnc_ptr + gd->reloc_off) () != 0) {
- hang();
- }
- }
-#ifdef DEBUG_INIT_SEQUENCE
- serial_puts(str_init_seq_done);
-#endif
-
- /*
- * Now that we have DRAM mapped and working, we can
- * relocate the code and continue running from DRAM.
- *
- * Reserve memory at end of RAM for (top down in that order):
- * - kernel log buffer
- * - protected RAM
- * - LCD framebuffer
- * - monitor code
- * - board info struct
- */
-#ifdef DEBUG_MEM_LAYOUT
- printf("CONFIG_SYS_MONITOR_BASE: 0x%lx\n", CONFIG_SYS_MONITOR_BASE);
- printf("CONFIG_ENV_ADDR: 0x%lx\n", CONFIG_ENV_ADDR);
- printf("CONFIG_SYS_RELOC_MONITOR_BASE: 0x%lx (%d)\n", CONFIG_SYS_RELOC_MONITOR_BASE,
- CONFIG_SYS_MONITOR_LEN);
- printf("CONFIG_SYS_MALLOC_BASE: 0x%lx (%d)\n", CONFIG_SYS_MALLOC_BASE,
- CONFIG_SYS_MALLOC_LEN);
- printf("CONFIG_SYS_INIT_SP_OFFSET: 0x%lx (%d)\n", CONFIG_SYS_INIT_SP_OFFSET,
- CONFIG_SYS_STACK_SIZE);
- printf("CONFIG_SYS_PROM_OFFSET: 0x%lx (%d)\n", CONFIG_SYS_PROM_OFFSET,
- CONFIG_SYS_PROM_SIZE);
- printf("CONFIG_SYS_GBL_DATA_OFFSET: 0x%lx (%d)\n", CONFIG_SYS_GBL_DATA_OFFSET,
- CONFIG_SYS_GBL_DATA_SIZE);
-#endif
-
-#ifdef CONFIG_POST
- post_bootmode_init();
- post_run(NULL, POST_ROM | post_bootmode_get(0));
-#endif
-
- /*
- * We have to relocate the command table manually
- */
- for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
- ulong addr;
- addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
-#if DEBUG_COMMANDS
- printf("Command \"%s\": 0x%08lx => 0x%08lx\n",
- cmdtp->name, (ulong) (cmdtp->cmd), addr);
-#endif
- cmdtp->cmd =
- (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
-
- addr = (ulong) (cmdtp->name) + gd->reloc_off;
- cmdtp->name = (char *)addr;
-
- if (cmdtp->usage) {
- addr = (ulong) (cmdtp->usage) + gd->reloc_off;
- cmdtp->usage = (char *)addr;
- }
-#ifdef CONFIG_SYS_LONGHELP
- if (cmdtp->help) {
- addr = (ulong) (cmdtp->help) + gd->reloc_off;
- cmdtp->help = (char *)addr;
- }
-#endif
- }
-
-#if defined(CONFIG_CMD_AMBAPP) && defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP)
- puts("AMBA:\n");
- do_ambapp_print(NULL, 0, 0, NULL);
-#endif
-
- /* initialize higher level parts of CPU like time base and timers */
- cpu_init_r();
-
- /* start timer */
- timer_interrupt_init();
-
- /*
- * Enable Interrupts before any calls to udelay,
- * the flash driver may use udelay resulting in
- * a hang if not timer0 IRQ is enabled.
- */
- interrupt_init();
-
- /* The Malloc area is immediately below the monitor copy in RAM */
- mem_malloc_init(CONFIG_SYS_MALLOC_BASE,
- CONFIG_SYS_MALLOC_END - CONFIG_SYS_MALLOC_BASE);
- malloc_bin_reloc();
-
-#if !defined(CONFIG_SYS_NO_FLASH)
- puts("FLASH: ");
-
- if ((flash_size = flash_init()) > 0) {
-# ifdef CONFIG_SYS_FLASH_CHECKSUM
- print_size(flash_size, "");
- /*
- * Compute and print flash CRC if flashchecksum is set to 'y'
- *
- * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
- */
- s = getenv("flashchecksum");
- if (s && (*s == 'y')) {
- printf(" CRC: %08lX",
- crc32(0, (const unsigned char *)CONFIG_SYS_FLASH_BASE,
- flash_size)
- );
- }
- putc('\n');
-# else /* !CONFIG_SYS_FLASH_CHECKSUM */
- print_size(flash_size, "\n");
-# endif /* CONFIG_SYS_FLASH_CHECKSUM */
- } else {
- puts(failed);
- hang();
- }
-
- bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; /* update start of FLASH memory */
- bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
-#if CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
- bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
-#else
- bd->bi_flashoffset = 0;
-#endif
-#else /* CONFIG_SYS_NO_FLASH */
- bd->bi_flashsize = 0;
- bd->bi_flashstart = 0;
- bd->bi_flashoffset = 0;
-#endif /* !CONFIG_SYS_NO_FLASH */
-
-#ifdef CONFIG_SPI
-# if !defined(CONFIG_ENV_IS_IN_EEPROM)
- spi_init_f();
-# endif
- spi_init_r();
-#endif
-
- /* relocate environment function pointers etc. */
- env_relocate();
-
-#if defined(CONFIG_BOARD_LATE_INIT)
- board_late_init();
-#endif
-
-#ifdef CONFIG_ID_EEPROM
- mac_read_from_eeprom();
-#endif
-
- /* IP Address */
- bd->bi_ip_addr = getenv_IPaddr("ipaddr");
-#if defined(CONFIG_PCI)
- /*
- * Do pci configuration
- */
- pci_init();
-#endif
-
- /* Initialize stdio devices */
- stdio_init();
-
- /* Initialize the jump table for applications */
- jumptable_init();
-
- /* Initialize the console (after the relocation and devices init) */
- console_init_r();
-
-#ifdef CONFIG_SERIAL_SOFTWARE_FIFO
- serial_buffered_init();
-#endif
-
-#ifdef CONFIG_STATUS_LED
- status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
-#endif
-
- udelay(20);
-
- set_timer(0);
-
- /* Initialize from environment */
- if ((s = getenv("loadaddr")) != NULL) {
- load_addr = simple_strtoul(s, NULL, 16);
- }
-#if defined(CONFIG_CMD_NET)
- if ((s = getenv("bootfile")) != NULL) {
- copy_filename(BootFile, s, sizeof(BootFile));
- }
-#endif /* CONFIG_CMD_NET */
-
- WATCHDOG_RESET();
-
-#if defined(CONFIG_CMD_DOC)
- WATCHDOG_RESET();
- puts("DOC: ");
- doc_init();
-#endif
-
-#ifdef CONFIG_BITBANGMII
- bb_miiphy_init();
-#endif
-#if defined(CONFIG_CMD_NET)
-#if defined(CONFIG_NET_MULTI)
- WATCHDOG_RESET();
- puts("Net: ");
-#endif
- eth_initialize(bd);
-#endif
-
-#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
- WATCHDOG_RESET();
- debug("Reset Ethernet PHY\n");
- reset_phy();
-#endif
-
-#ifdef CONFIG_POST
- post_run(NULL, POST_RAM | post_bootmode_get(0));
-#endif
-
-#if defined(CONFIG_CMD_IDE)
- WATCHDOG_RESET();
- puts("IDE: ");
- ide_init();
-#endif /* CONFIG_CMD_IDE */
-
-#ifdef CONFIG_LAST_STAGE_INIT
- WATCHDOG_RESET();
- /*
- * Some parts can be only initialized if all others (like
- * Interrupts) are up and running (i.e. the PC-style ISA
- * keyboard).
- */
- last_stage_init();
-#endif
-
-#ifdef CONFIG_PS2KBD
- puts("PS/2: ");
- kbd_init();
-#endif
- prom_init();
-
- /* main_loop */
- for (;;) {
- WATCHDOG_RESET();
- main_loop();
- }
-
-}
-
-void hang(void)
-{
- puts("### ERROR ### Please RESET the board ###\n");
-#ifdef CONFIG_SHOW_BOOT_PROGRESS
- show_boot_progress(-30);
-#endif
- for (;;) ;
-}
-
-/************************************************************************/
diff --git a/lib_sparc/bootm.c b/lib_sparc/bootm.c
deleted file mode 100644
index c62cf57..0000000
--- a/lib_sparc/bootm.c
+++ /dev/null
@@ -1,189 +0,0 @@
-/* SPARC code for booting linux 2.6
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 <command.h>
-#include <asm/byteorder.h>
-#include <asm/prom.h>
-#include <asm/cache.h>
-#include <image.h>
-
-#define PRINT_KERNEL_HEADER
-
-extern image_header_t header;
-extern void srmmu_init_cpu(unsigned int entry);
-extern void prepare_bootargs(char *bootargs);
-
-#ifdef CONFIG_USB_UHCI
-extern int usb_lowlevel_stop(void);
-#endif
-
-/* sparc kernel argument (the ROM vector) */
-struct linux_romvec *kernel_arg_promvec;
-
-/* page szie is 4k */
-#define PAGE_SIZE 0x1000
-#define RAMDISK_IMAGE_START_MASK 0x07FF
-#define RAMDISK_PROMPT_FLAG 0x8000
-#define RAMDISK_LOAD_FLAG 0x4000
-struct __attribute__ ((packed)) {
- char traptable[PAGE_SIZE];
- char swapper_pg_dir[PAGE_SIZE];
- char pg0[PAGE_SIZE];
- char pg1[PAGE_SIZE];
- char pg2[PAGE_SIZE];
- char pg3[PAGE_SIZE];
- char empty_bad_page[PAGE_SIZE];
- char empty_bad_page_table[PAGE_SIZE];
- char empty_zero_page[PAGE_SIZE];
- unsigned char hdr[4]; /* ascii "HdrS" */
- /* 00.02.06.0b is for Linux kernel 2.6.11 */
- unsigned char linuxver_mega_major;
- unsigned char linuxver_major;
- unsigned char linuxver_minor;
- unsigned char linuxver_revision;
- /* header version 0x0203 */
- unsigned short hdr_ver;
- union __attribute__ ((packed)) {
- struct __attribute__ ((packed)) {
- unsigned short root_flags;
- unsigned short root_dev;
- unsigned short ram_flags;
- unsigned int sparc_ramdisk_image;
- unsigned int sparc_ramdisk_size;
- unsigned int reboot_command;
- unsigned int resv[3];
- unsigned int end;
- } ver_0203;
- } hdr_input;
-} *linux_hdr;
-
-/* temporary initrd image holder */
-image_header_t ihdr;
-
-void arch_lmb_reserve(struct lmb *lmb)
-{
- /* Reserve the space used by PROM and stack. This is done
- * to avoid that the RAM image is copied over stack or
- * PROM.
- */
- lmb_reserve(lmb, CONFIG_SYS_RELOC_MONITOR_BASE, CONFIG_SYS_RAM_END);
-}
-
-/* boot the linux kernel */
-int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t * images)
-{
- char *bootargs;
- ulong initrd_start, initrd_end;
- ulong rd_len;
- unsigned int data, len, checksum;
- unsigned int initrd_addr, kernend;
- void (*kernel) (struct linux_romvec *, void *);
- struct lmb *lmb = &images->lmb;
- int ret;
-
- if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
- return 1;
-
- /* Get virtual address of kernel start */
- linux_hdr = (void *)images->os.load;
-
- /* */
- kernel = (void (*)(struct linux_romvec *, void *))images->ep;
-
- /* check for a SPARC kernel */
- if ((linux_hdr->hdr[0] != 'H') ||
- (linux_hdr->hdr[1] != 'd') ||
- (linux_hdr->hdr[2] != 'r') || (linux_hdr->hdr[3] != 'S')) {
- puts("Error reading header of SPARC Linux kernel, aborting\n");
- goto error;
- }
-#ifdef PRINT_KERNEL_HEADER
- printf("## Found SPARC Linux kernel %d.%d.%d ...\n",
- linux_hdr->linuxver_major,
- linux_hdr->linuxver_minor, linux_hdr->linuxver_revision);
-#endif
-
-#ifdef CONFIG_USB_UHCI
- usb_lowlevel_stop();
-#endif
-
- /* set basic boot params in kernel header now that it has been
- * extracted and is writeable.
- */
-
- /* Calc length of RAM disk, if zero no ramdisk available */
- rd_len = images->rd_end - images->rd_start;
-
- if (rd_len) {
- ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
- &initrd_start, &initrd_end);
- if (ret) {
- puts("### Failed to relocate RAM disk\n");
- goto error;
- }
-
- /* Update SPARC kernel header so that Linux knows
- * what is going on and where to find RAM disk.
- *
- * Set INITRD Image address relative to RAM Start
- */
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_image =
- initrd_start - CONFIG_SYS_RAM_BASE;
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_size = rd_len;
- /* Clear READ ONLY flag if set to non-zero */
- linux_hdr->hdr_input.ver_0203.root_flags = 1;
- /* Set root device to: Root_RAM0 */
- linux_hdr->hdr_input.ver_0203.root_dev = 0x100;
- linux_hdr->hdr_input.ver_0203.ram_flags = 0;
- } else {
- /* NOT using RAMDISK image, overwriting kernel defaults */
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_image = 0;
- linux_hdr->hdr_input.ver_0203.sparc_ramdisk_size = 0;
- /* Leave to kernel defaults
- linux_hdr->hdr_input.ver_0203.root_flags = 1;
- linux_hdr->hdr_input.ver_0203.root_dev = 0;
- linux_hdr->hdr_input.ver_0203.ram_flags = 0;
- */
- }
-
- /* Copy bootargs from bootargs variable to kernel readable area */
- bootargs = getenv("bootargs");
- prepare_bootargs(bootargs);
-
- /* turn on mmu & setup context table & page table for process 0 (kernel) */
- srmmu_init_cpu((unsigned int)kernel);
-
- /* Enter SPARC Linux kernel
- * From now on the only code in u-boot that will be
- * executed is the PROM code.
- */
- kernel(kernel_arg_promvec, (void *)images->ep);
-
- /* It will never come to this... */
- while (1) ;
-
- error:
- return 1;
-}
diff --git a/lib_sparc/cache.c b/lib_sparc/cache.c
deleted file mode 100644
index 59d9bbe..0000000
--- a/lib_sparc/cache.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/* Sparc cache library
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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>
-
-void flush_cache(ulong start_addr, ulong size)
-{
- /* Flush All Cache */
- sparc_dcache_flush_all();
- sparc_icache_flush_all();
-}
diff --git a/lib_sparc/config.mk b/lib_sparc/config.mk
deleted file mode 100644
index 4de6515..0000000
--- a/lib_sparc/config.mk
+++ /dev/null
@@ -1,28 +0,0 @@
-#
-# (C) Copyright 2007
-# Daniel Hellstrom, Gaisler Research, daniel@gaisler.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
-#
-
-CROSS_COMPILE ?= sparc-elf-
-
-STANDALONE_LOAD_ADDR = 0x00000000 -L $(gcclibdir) -T sparc.lds
-
-PLATFORM_CPPFLAGS += -DCONFIG_SPARC -D__sparc__
diff --git a/lib_sparc/interrupts.c b/lib_sparc/interrupts.c
deleted file mode 100644
index 4c73b82..0000000
--- a/lib_sparc/interrupts.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * (C) Copyright 2000-2002
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2003
- * Gleb Natapov <gnatapov@mrv.com>
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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>
-#include <asm/irq.h>
-
-/* Implemented by SPARC CPUs */
-extern int interrupt_init_cpu(void);
-extern void timer_interrupt_cpu(void *arg);
-extern int timer_interrupt_init_cpu(void);
-
-int intLock(void)
-{
- unsigned int pil;
-
- pil = get_pil();
-
- /* set PIL to 15 ==> no pending interrupts will interrupt CPU */
- set_pil(15);
-
- return pil;
-}
-
-void intUnlock(int oldLevel)
-{
- set_pil(oldLevel);
-}
-
-void enable_interrupts(void)
-{
- set_pil(0); /* enable all interrupts */
-}
-
-int disable_interrupts(void)
-{
- return intLock();
-}
-
-int interrupt_init(void)
-{
- int ret;
-
- /* call cpu specific function from $(CPU)/interrupts.c */
- ret = interrupt_init_cpu();
-
- /* enable global interrupts */
- enable_interrupts();
-
- return ret;
-}
-
-/* timer interrupt/overflow counter */
-static volatile ulong timestamp = 0;
-
-/* regs can not be used here! regs is actually the pointer given in
- * irq_install_handler
- */
-void timer_interrupt(struct pt_regs *regs)
-{
- /* call cpu specific function from $(CPU)/interrupts.c */
- timer_interrupt_cpu((void *)regs);
-
- timestamp++;
-}
-
-void reset_timer(void)
-{
- timestamp = 0;
-}
-
-ulong get_timer(ulong base)
-{
- return (timestamp - base);
-}
-
-void set_timer(ulong t)
-{
- timestamp = t;
-}
-
-void timer_interrupt_init(void)
-{
- int irq;
-
- reset_timer();
-
- irq = timer_interrupt_init_cpu();
-
- if (irq < 0) {
- /* cpu specific code handled the interrupt registration it self */
- return;
- }
- /* register interrupt handler for timer */
- irq_install_handler(irq, (void (*)(void *))timer_interrupt, NULL);
-}
diff --git a/lib_sparc/time.c b/lib_sparc/time.c
deleted file mode 100644
index 82b2a3a..0000000
--- a/lib_sparc/time.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * (C) Copyright 2000, 2001
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * (C) Copyright 2007
- * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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>
-
-/* Implemented by SPARC CPUs */
-extern void cpu_wait_ticks(unsigned long ticks);
-extern unsigned long cpu_usec2ticks(unsigned long usec);
-extern unsigned long cpu_ticks2usec(unsigned long ticks);
-
-/* ------------------------------------------------------------------------- */
-
-void wait_ticks(unsigned long ticks)
-{
- cpu_wait_ticks(ticks);
-}
-
-/*
- * This function is intended for SHORT delays only.
- */
-unsigned long usec2ticks(unsigned long usec)
-{
- return cpu_usec2ticks(usec);
-}
-
-/* ------------------------------------------------------------------------- */
-
-/*
- * We implement the delay by converting the delay (the number of
- * microseconds to wait) into a number of time base ticks; then we
- * watch the time base until it has incremented by that amount.
- */
-void __udelay(unsigned long usec)
-{
- ulong ticks = usec2ticks(usec);
-
- wait_ticks(ticks);
-}
-
-/* ------------------------------------------------------------------------- */
-
-unsigned long ticks2usec(unsigned long ticks)
-{
- return cpu_ticks2usec(ticks);
-}
-
-/* ------------------------------------------------------------------------- */
-
-int init_timebase(void)
-{
-
- return (0);
-}
-
-/* ------------------------------------------------------------------------- */