diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/w7o/Kconfig | 19 | ||||
| -rw-r--r-- | board/w7o/MAINTAINERS | 8 | ||||
| -rw-r--r-- | board/w7o/Makefile | 13 | ||||
| -rw-r--r-- | board/w7o/cmd_vpd.c | 48 | ||||
| -rw-r--r-- | board/w7o/errors.h | 81 | ||||
| -rw-r--r-- | board/w7o/flash.c | 927 | ||||
| -rw-r--r-- | board/w7o/fpga.c | 371 | ||||
| -rw-r--r-- | board/w7o/fsboot.c | 73 | ||||
| -rw-r--r-- | board/w7o/init.S | 244 | ||||
| -rw-r--r-- | board/w7o/post1.S | 724 | ||||
| -rw-r--r-- | board/w7o/post2.c | 98 | ||||
| -rw-r--r-- | board/w7o/u-boot.lds.debug | 121 | ||||
| -rw-r--r-- | board/w7o/vpd.c | 412 | ||||
| -rw-r--r-- | board/w7o/vpd.h | 118 | ||||
| -rw-r--r-- | board/w7o/w7o.c | 257 | ||||
| -rw-r--r-- | board/w7o/w7o.h | 73 | ||||
| -rw-r--r-- | board/w7o/watchdog.c | 31 |
17 files changed, 0 insertions, 3618 deletions
diff --git a/board/w7o/Kconfig b/board/w7o/Kconfig deleted file mode 100644 index fd1b422..0000000 --- a/board/w7o/Kconfig +++ /dev/null @@ -1,19 +0,0 @@ -if TARGET_W7OLMC - -config SYS_BOARD - default "w7o" - -config SYS_CONFIG_NAME - default "W7OLMC" - -endif - -if TARGET_W7OLMG - -config SYS_BOARD - default "w7o" - -config SYS_CONFIG_NAME - default "W7OLMG" - -endif diff --git a/board/w7o/MAINTAINERS b/board/w7o/MAINTAINERS deleted file mode 100644 index bfedee5..0000000 --- a/board/w7o/MAINTAINERS +++ /dev/null @@ -1,8 +0,0 @@ -W7O BOARD -M: Erik Theisen <etheisen@mindspring.com> -S: Maintained -F: board/w7o/ -F: include/configs/W7OLMC.h -F: configs/W7OLMC_defconfig -F: include/configs/W7OLMG.h -F: configs/W7OLMG_defconfig diff --git a/board/w7o/Makefile b/board/w7o/Makefile deleted file mode 100644 index 955de50..0000000 --- a/board/w7o/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# (C) Copyright 2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# (C) Copyright 2001 -# Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-y = w7o.o flash.o fpga.o fsboot.o post2.o vpd.o cmd_vpd.o \ - watchdog.o -obj-y += init.o post1.o diff --git a/board/w7o/cmd_vpd.c b/board/w7o/cmd_vpd.c deleted file mode 100644 index 879cb61..0000000 --- a/board/w7o/cmd_vpd.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <command.h> - -#if defined(CONFIG_CMD_BSP) - -#include "vpd.h" - -/* ====================================================================== - * Interpreter command to retrieve board specific Vital Product Data, "VPD" - * ====================================================================== - */ -int do_vpd (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) -{ - VPD vpd; /* Board specific data struct */ - uchar dev_addr = CONFIG_SYS_DEF_EEPROM_ADDR; - - /* Validate usage */ - if (argc > 2) - return cmd_usage(cmdtp); - - /* Passed in EEPROM address */ - if (argc == 2) - dev_addr = (uchar) simple_strtoul (argv[1], NULL, 16); - - /* Read VPD and output it */ - if (!vpd_get_data (dev_addr, &vpd)) { - vpd_print (&vpd); - return 0; - } - - return 1; -} - -U_BOOT_CMD( - vpd, 2, 1, do_vpd, - "Read Vital Product Data", - "[dev_addr]\n" - " - Read VPD Data from default address, or device address 'dev_addr'." -); - -#endif diff --git a/board/w7o/errors.h b/board/w7o/errors.h deleted file mode 100644 index 05540fb..0000000 --- a/board/w7o/errors.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * (C) Copyright 2001 - * Bill Hunter, Wave 7 Optics, william.hunter@mediaone.net - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#ifndef _ERRORS_H_ -#define _ERRORS_H_ - -#define ERR_FF -1 /* led test value(2) */ -#define ERR_00 0x0000 /* led test value(2) */ -#define ERR_LED 0x01 /* led test failed (1)(3)(4) */ -#define ERR_RAMG 0x04 /* start SDRAM data bus test (2) */ -#define ERR_RAML 0x05 /* SDRAM data bus fault in LSW chip (5) */ -#define ERR_RAMH 0x06 /* SDRAM data bus fault in MSW chip (6) */ -#define ERR_RAMB 0x07 /* SDRAM data bus fault both chips (5)(6)(7) */ -#define ERR_ADDG 0x08 /* start Address ghosting test (13) */ -#define ERR_ADDF 0x09 /* fault during Address ghosting test (13) */ -#define ERR_POST1 0x0a /* post1 tests complete */ -#define ERR_TMP1 0x0b /* */ -#define ERR_R55G 0x0c /* start SDRAM fill 55 test (2) */ -#define ERR_R55L 0x0d /* SDRAM fill test 55 failed in LSW chip (8) */ -#define ERR_R55H 0x0e /* SDRAM fill test 55 failed in MSW chip (9) */ -#define ERR_R55B 0x0f /* SDRAM fill test 55 fail in both chips (10) */ -#define ERR_RAAG 0x10 /* start SDRAM fill aa test (2) */ -#define ERR_RAAL 0x11 /* SDRAM fill test aa failed in LSW chip (8) */ -#define ERR_RAAH 0x12 /* SDRAM fill test aa failed in MSW chip (9) */ -#define ERR_RAAB 0x13 /* SDRAM fill test aa fail in both chips (10) */ -#define ERR_R00G 0x14 /* start SDRAM fill 00 test (2) */ -#define ERR_R00L 0x15 /* SDRAM fill test 00 failed in LSW chip (8) */ -#define ERR_R00H 0x16 /* SDRAM fill test 00 failed in MSW chip (9) */ -#define ERR_R00B 0x17 /* SDRAM fill test 00 fail in both chips (10) */ -#define ERR_RTCG 0x18 /* start RTC test */ -#define ERR_RTCBAT 0x19 /* RTC battery failure */ -#define ERR_RTCTIM 0x1A /* RTC invalid time/date values */ -#define ERR_RTCVAL 0x1B /* RTC NVRAM not accessable */ -#define ERR_FPGAG 0x20 /* fault during FPGA programming */ -#define ERR_XRW1 0x21 /* Xilinx - can't read/write regs on FPGA 1 */ -#define ERR_XRW2 0x22 /* Xilinx - can't read/write regs on FPGA 2 */ -#define ERR_XRW3 0x23 /* Xilinx - can't read/write regs on FPGA 3 */ -#define ERR_XRW4 0x24 /* Xilinx - can't read/write regs on FPGA 4 */ -#define ERR_XRW5 0x25 /* Xilinx - can't read/write regs on FPGA 5 */ -#define ERR_XRW6 0x26 /* Xilinx - can't read/write regs on FPGA 6 */ -#define ERR_XINIT0 0x27 /* Xilinx - INIT line failed to go low */ -#define ERR_XINIT1 0x28 /* Xilinx - INIT line failed to go high */ -#define ERR_XDONE1 0x29 /* Xilinx - DONE line failed to go high */ -#define ERR_XIMAGE 0x2A /* Xilinx - Bad FPGA image in Flash */ -#define ERR_TempG 0x2b /* start temp sensor tests */ -#define ERR_Tinit0 0x2C /* temp sensor 0 failed to init */ -#define ERR_Tinit1 0x2D /* temp sensor 1 failed to init */ -#define ERR_Ttest0 0x2E /* temp sensor 0 failed test */ -#define ERR_Ttest1 0x2F /* temp sensor 1 failed test */ -#define ERR_lm75r 0x30 /* temp sensor read failure */ -#define ERR_lm75w 0x31 /* temp sensor write failure */ - - -#define ERR_POSTOK 0x55 /* PANIC: psych... OK */ - -#if !defined(__ASSEMBLY__) -extern void log_stat(int errcode); -extern void log_warn(int errcode); -extern void log_err(int errcode); -#endif - -/* -Debugging suggestions: -(1) periferal data bus shorted or crossed -(2) general processor halt, check reset, watch dog, power supply ripple, processor clock. -(3) check p_we, p_r/w, p_oe, p_rdy lines. -(4) check LED buffers -(5) check SDRAM data bus bits 16-31, check LSW SDRAM chip. -(6) check SDRAM data bus bits 0-15, check MSW SDRAM chip. -(7) check SDRAM control lines and clocks -(8) check decoupling caps, replace LSW SDRAM -(9) check decoupling caps, replace MSW SDRAM -(10) -(11) -(12) -(13) SDRAM address shorted or unconnected, check sdram caps -*/ -#endif /* _ERRORS_H_ */ diff --git a/board/w7o/flash.c b/board/w7o/flash.c deleted file mode 100644 index 26bddc4..0000000 --- a/board/w7o/flash.c +++ /dev/null @@ -1,927 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * Based on code by: - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/ppc4xx.h> -#include <asm/processor.h> - -#include <watchdog.h> - -/* info for FLASH chips */ -flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; - -/* - * Functions - */ -static ulong flash_get_size(vu_long *addr, flash_info_t *info); -static int write_word8(flash_info_t *info, ulong dest, ulong data); -static int write_word32(flash_info_t *info, ulong dest, ulong data); -static void flash_get_offsets(ulong base, flash_info_t *info); - -unsigned long flash_init(void) -{ - int i; - unsigned long size_b0, base_b0; - unsigned long size_b1; - - /* Init: no FLASHes known */ - for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) - flash_info[i].flash_id = FLASH_UNKNOWN; - - /* Get Size of Boot and Main Flashes */ - size_b0 = flash_get_size((vu_long *) FLASH_BASE0_PRELIM, - &flash_info[0]); - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", - size_b0, size_b0 << 20); - return 0; - } - size_b1 = - flash_get_size((vu_long *) FLASH_BASE1_PRELIM, - &flash_info[1]); - if (flash_info[1].flash_id == FLASH_UNKNOWN) { - printf("## Unknown FLASH on Bank 1 - Size = 0x%08lx = %ld MB\n", - size_b1, size_b1 << 20); - return 0; - } - - /* Calculate base addresses */ - base_b0 = -size_b0; - - /* Setup offsets for Boot Flash */ - flash_get_offsets(base_b0, &flash_info[0]); - - /* Protect board level data */ - (void) flash_protect(FLAG_PROTECT_SET, - base_b0, - flash_info[0].start[1] - 1, &flash_info[0]); - - /* Monitor protection ON by default */ - (void) flash_protect(FLAG_PROTECT_SET, - base_b0 + size_b0 - monitor_flash_len, - base_b0 + size_b0 - 1, &flash_info[0]); - - /* Protect the FPGA image */ - (void) flash_protect(FLAG_PROTECT_SET, - FLASH_BASE1_PRELIM, - FLASH_BASE1_PRELIM + CONFIG_SYS_FPGA_IMAGE_LEN - - 1, &flash_info[1]); - - /* Protect the default boot image */ - (void) flash_protect(FLAG_PROTECT_SET, - FLASH_BASE1_PRELIM + CONFIG_SYS_FPGA_IMAGE_LEN, - FLASH_BASE1_PRELIM + CONFIG_SYS_FPGA_IMAGE_LEN + - 0x600000 - 1, &flash_info[1]); - - /* Setup offsets for Main Flash */ - flash_get_offsets(FLASH_BASE1_PRELIM, &flash_info[1]); - - return size_b0 + size_b1; -} - -static void flash_get_offsets(ulong base, flash_info_t *info) -{ - int i; - - /* set up sector start address table - FOR BOOT ROM ONLY!!! */ - if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } -} /* end flash_get_offsets() */ - -void flash_print_info(flash_info_t *info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: - printf("1 x AMD "); - break; - case FLASH_MAN_STM: - printf("1 x STM "); - break; - case FLASH_MAN_INTEL: - printf("2 x Intel "); - break; - default: - printf("Unknown Vendor "); - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD) - printf("AM29LV040 (4096 Kbit, uniform sector size)\n"); - else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_STM) - printf("M29W040B (4096 Kbit, uniform block size)\n"); - else - printf("UNKNOWN 29x040x (4096 Kbit, uniform sector size)\n"); - break; - case FLASH_28F320J3A: - printf("28F320J3A (32 Mbit = 128K x 32)\n"); - break; - case FLASH_28F640J3A: - printf("28F640J3A (64 Mbit = 128K x 64)\n"); - break; - case FLASH_28F128J3A: - printf("28F128J3A (128 Mbit = 128K x 128)\n"); - break; - default: - printf("Unknown Chip Type\n"); - } - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_STM) { - printf(" Size: %ld KB in %d Blocks\n", - info->size >> 10, info->sector_count); - } else { - printf(" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - } - - printf(" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; ++i) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count - 1)) - size = info->start[i + 1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *) info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k = 0; k < size; k++) { - if (*flash++ != 0xffffffff) { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf("\n "); - printf(" %08lX%s%s", - info->start[i], - erased ? " E" : " ", - info->protect[i] ? "RO " : " "); - } - printf("\n"); -} /* end flash_print_info() */ - -/* - * The following code cannot be run from FLASH! - */ -static ulong flash_get_size(vu_long *addr, flash_info_t *info) -{ - short i; - ulong base = (ulong) addr; - - /* Setup default type */ - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - - /* Test for Boot Flash */ - if (base == FLASH_BASE0_PRELIM) { - unsigned char value; - volatile unsigned char *addr2 = (unsigned char *) addr; - - /* Write auto select command: read Manufacturer ID */ - *(addr2 + 0x555) = 0xaa; - *(addr2 + 0x2aa) = 0x55; - *(addr2 + 0x555) = 0x90; - - /* Manufacture ID */ - value = *addr2; - switch (value) { - case (unsigned char) AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (unsigned char) STM_MANUFACT: - info->flash_id = FLASH_MAN_STM; - break; - default: - *addr2 = 0xf0; /* no or unknown flash */ - return 0; - } - - /* Device ID */ - value = *(addr2 + 1); - switch (value) { - case (unsigned char) AMD_ID_LV040B: - case (unsigned char) STM_ID_29W040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x00080000; - break; /* => 512Kb */ - default: - *addr2 = 0xf0; /* => no or unknown flash */ - return 0; - } - } else { /* MAIN Flash */ - unsigned long value; - volatile unsigned long *addr2 = (unsigned long *) addr; - - /* Write auto select command: read Manufacturer ID */ - *addr2 = 0x90909090; - - /* Manufacture ID */ - value = *addr2; - switch (value) { - case (unsigned long) INTEL_MANUFACT: - info->flash_id = FLASH_MAN_INTEL; - break; - default: - *addr2 = 0xff; /* no or unknown flash */ - return 0; - } - - /* Device ID - This shit is interleaved... */ - value = *(addr2 + 1); - switch (value) { - case (unsigned long) INTEL_ID_28F320J3A: - info->flash_id += FLASH_28F320J3A; - info->sector_count = 32; - info->size = 0x00400000 * 2; - break; /* => 2 X 4 MB */ - case (unsigned long) INTEL_ID_28F640J3A: - info->flash_id += FLASH_28F640J3A; - info->sector_count = 64; - info->size = 0x00800000 * 2; - break; /* => 2 X 8 MB */ - case (unsigned long) INTEL_ID_28F128J3A: - info->flash_id += FLASH_28F128J3A; - info->sector_count = 128; - info->size = 0x01000000 * 2; - break; /* => 2 X 16 MB */ - default: - *addr2 = 0xff; /* => no or unknown flash */ - } - } - - /* Make sure we don't exceed CONFIG_SYS_MAX_FLASH_SECT */ - if (info->sector_count > CONFIG_SYS_MAX_FLASH_SECT) { - printf("** ERROR: sector count %d > max (%d) **\n", - info->sector_count, CONFIG_SYS_MAX_FLASH_SECT); - info->sector_count = CONFIG_SYS_MAX_FLASH_SECT; - } - - /* set up sector start address table */ - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - break; - case FLASH_28F320J3A: - case FLASH_28F640J3A: - case FLASH_28F128J3A: - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + - (i * 0x00020000 * 2); /* 2 Banks */ - break; - } - - /* Test for Boot Flash */ - if (base == FLASH_BASE0_PRELIM) { - volatile unsigned char *addr2; - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* - * read sector protection at sector address, - * (AX .. A0) = 0x02 - * D0 = 1 if protected - */ - addr2 = (volatile unsigned char *) (info->start[i]); - info->protect[i] = *(addr2 + 2) & 1; - } - - /* Restore read mode */ - *(unsigned char *) base = 0xF0; /* Reset NORMAL Flash */ - } else { /* Main Flash */ - volatile unsigned long *addr2; - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* - * read sector protection at sector address, - * (AX .. A0) = 0x02 - * D0 = 1 if protected - */ - addr2 = (volatile unsigned long *) (info->start[i]); - info->protect[i] = *(addr2 + 2) & 0x1; - } - - /* Restore read mode */ - *(unsigned long *) base = 0xFFFFFFFF; /* Reset Flash */ - } - - return info->size; -} /* end flash_get_size() */ - -static int wait_for_DQ7(ulong addr, uchar cmp_val, ulong tout) -{ - int i; - - volatile uchar *vaddr = (uchar *) addr; - - /* Loop X times */ - for (i = 1; i <= (100 * tout); i++) { /* Wait up to tout ms */ - udelay(10); - /* Pause 10 us */ - - /* Check for completion */ - if ((vaddr[0] & 0x80) == (cmp_val & 0x80)) - return 0; - - /* KEEP THE LUSER HAPPY - Print a dot every 1.1 seconds */ - if (!(i % 110000)) - putc('.'); - - /* Kick the dog if needed */ - WATCHDOG_RESET(); - } - - return 1; -} /* wait_for_DQ7() */ - -static int flash_erase8(flash_info_t *info, int s_first, int s_last) -{ - int tcode, rcode = 0; - volatile uchar *addr = (uchar *) (info->start[0]); - volatile uchar *sector_addr; - int flag, prot, sect; - - /* Validate arguments */ - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) - printf("- missing\n"); - else - printf("- no sectors to erase\n"); - return 1; - } - - /* Check for KNOWN flash type */ - if (info->flash_id == FLASH_UNKNOWN) { - printf("Can't erase unknown flash type - aborted\n"); - return 1; - } - - /* Check for protected sectors */ - 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"); - } - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - sector_addr = (uchar *) (info->start[sect]); - - if ((info->flash_id & FLASH_VENDMASK) == - FLASH_MAN_STM) - printf("Erasing block %p\n", sector_addr); - else - printf("Erasing sector %p\n", sector_addr); - - /* Disable interrupts which might cause timeout */ - flag = disable_interrupts(); - - *(addr + 0x555) = (uchar) 0xAA; - *(addr + 0x2aa) = (uchar) 0x55; - *(addr + 0x555) = (uchar) 0x80; - *(addr + 0x555) = (uchar) 0xAA; - *(addr + 0x2aa) = (uchar) 0x55; - *sector_addr = (uchar) 0x30; /* sector erase */ - - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - * Takes up to 6 seconds. - */ - tcode = wait_for_DQ7((ulong) sector_addr, 0x80, 6000); - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* Make sure we didn't timeout */ - if (tcode) { - printf("Timeout\n"); - rcode = 1; - } - } - } - - /* wait at least 80us - let's wait 1 ms */ - udelay(1000); - - /* reset to read mode */ - addr = (uchar *) info->start[0]; - *addr = (uchar) 0xF0; /* reset bank */ - - printf(" done\n"); - return rcode; -} /* end flash_erase8() */ - -static int flash_erase32(flash_info_t *info, int s_first, int s_last) -{ - int flag, sect; - ulong start, now, last; - int prot = 0; - - /* Validate arguments */ - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) - printf("- missing\n"); - else - printf("- no sectors to erase\n"); - return 1; - } - - /* Check for KNOWN flash type */ - if ((info->flash_id & FLASH_VENDMASK) != FLASH_MAN_INTEL) { - printf("Can erase only Intel flash types - aborted\n"); - return 1; - } - - /* Check for protected sectors */ - 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"); - } - - start = get_timer(0); - last = start; - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - WATCHDOG_RESET(); - if (info->protect[sect] == 0) { /* not protected */ - vu_long *addr = (vu_long *) (info->start[sect]); - unsigned long status; - - /* Disable interrupts which might cause a timeout */ - flag = disable_interrupts(); - - *addr = 0x00500050; /* clear status register */ - *addr = 0x00200020; /* erase setup */ - *addr = 0x00D000D0; /* erase confirm */ - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* Wait at least 80us - let's wait 1 ms */ - udelay(1000); - - while (((status = *addr) & 0x00800080) != 0x00800080) { - now = get_timer(start); - if (now > CONFIG_SYS_FLASH_ERASE_TOUT) { - printf("Timeout\n"); - /* suspend erase */ - *addr = 0x00B000B0; - /* reset to read mode */ - *addr = 0x00FF00FF; - return 1; - } - - /* - * show that we're waiting - * every second (?) - */ - if ((now - last) > 990) { - putc('.'); - last = now; - } - } - *addr = 0x00FF00FF; /* reset to read mode */ - } - } - printf(" done\n"); - return 0; -} - -int flash_erase(flash_info_t *info, int s_first, int s_last) -{ - if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) - return flash_erase8(info, s_first, s_last); - else - return flash_erase32(info, s_first, s_last); -} - -/* - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_buff8(flash_info_t *info, uchar *src, ulong addr, - ulong cnt) -{ - ulong cp, wp, data; - ulong start; - int i, l, rc; - - start = get_timer(0); - - wp = (addr & ~3); /* get lower word - aligned address */ - - /* - * handle unaligned start bytes - */ - l = addr - wp; - if (l != 0) { - data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) - data = (data << 8) | (*(uchar *) cp); - - for (; i < 4 && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - - for (; cnt == 0 && i < 4; ++i, ++cp) - data = (data << 8) | (*(uchar *) cp); - - rc = write_word8(info, wp, data); - if (rc != 0) - return rc; - - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i = 0; i < 4; ++i) - data = (data << 8) | *src++; - - rc = write_word8(info, wp, data); - if (rc != 0) - return rc; - - wp += 4; - cnt -= 4; - if (get_timer(start) > 1000) { /* every second */ - WATCHDOG_RESET(); - putc('.'); - start = get_timer(0); - } - } - - if (cnt == 0) - return 0; - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - - for (; i < 4; ++i, ++cp) - data = (data << 8) | (*(uchar *) cp); - - return write_word8(info, wp, data); -} - -#define FLASH_WIDTH 4 /* flash bus width in bytes */ -static int write_buff32(flash_info_t *info, uchar *src, ulong addr, - ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - ulong start; - - start = get_timer(0); - - if (info->flash_id == FLASH_UNKNOWN) - return 4; - - /* get lower FLASH_WIDTH aligned address */ - wp = (addr & ~(FLASH_WIDTH - 1)); - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) - data = (data << 8) | (*(uchar *) cp); - - for (; i < FLASH_WIDTH && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - - for (; cnt == 0 && i < FLASH_WIDTH; ++i, ++cp) - data = (data << 8) | (*(uchar *) cp); - - rc = write_word32(info, wp, data); - if (rc != 0) - return rc; - - wp += FLASH_WIDTH; - } - - /* - * handle FLASH_WIDTH aligned part - */ - while (cnt >= FLASH_WIDTH) { - data = 0; - for (i = 0; i < FLASH_WIDTH; ++i) - data = (data << 8) | *src++; - - rc = write_word32(info, wp, data); - if (rc != 0) - return rc; - - wp += FLASH_WIDTH; - cnt -= FLASH_WIDTH; - if (get_timer(start) > 990) { /* every second */ - putc('.'); - start = get_timer(0); - } - } - - if (cnt == 0) - return 0; - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < FLASH_WIDTH && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - - for (; i < FLASH_WIDTH; ++i, ++cp) - data = (data << 8) | (*(uchar *) cp); - - return write_word32(info, wp, data); -} - -int write_buff(flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - int retval; - - if ((info->flash_id & FLASH_TYPEMASK) == FLASH_AM040) - retval = write_buff8(info, src, addr, cnt); - else - retval = write_buff32(info, src, addr, cnt); - - return retval; -} - -/* - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -static int write_word8(flash_info_t *info, ulong dest, ulong data) -{ - volatile uchar *addr2 = (uchar *) (info->start[0]); - volatile uchar *dest2 = (uchar *) dest; - volatile uchar *data2 = (uchar *) &data; - int flag; - int i, tcode, rcode = 0; - - /* Check if Flash is (sufficently) erased */ - if ((*((volatile uchar *)dest) & (uchar)data) != (uchar)data) - return 2; - - for (i = 0; i < (4 / sizeof(uchar)); i++) { - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - *(addr2 + 0x555) = (uchar) 0xAA; - *(addr2 + 0x2aa) = (uchar) 0x55; - *(addr2 + 0x555) = (uchar) 0xA0; - - dest2[i] = data2[i]; - - /* Wait for write to complete, up to 1ms */ - tcode = wait_for_DQ7((ulong) &dest2[i], data2[i], 1); - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* Make sure we didn't timeout */ - if (tcode) - rcode = 1; - } - - return rcode; -} - -static int write_word32(flash_info_t *info, ulong dest, ulong data) -{ - vu_long *addr = (vu_long *) dest; - ulong status; - ulong start; - int flag; - - /* Check if Flash is (sufficiently) erased */ - if ((*addr & data) != data) - return 2; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - *addr = 0x00400040; /* write setup */ - *addr = data; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - start = get_timer(0); - - while (((status = *addr) & 0x00800080) != 0x00800080) { - WATCHDOG_RESET(); - if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) { - *addr = 0x00FF00FF; /* restore read mode */ - return 1; - } - } - - *addr = 0x00FF00FF; /* restore read mode */ - - return 0; -} - -static int _flash_protect(flash_info_t *info, long sector) -{ - int i; - int flag; - ulong status; - int rcode = 0; - volatile long *addr = (long *)sector; - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F320J3A: - case FLASH_28F640J3A: - case FLASH_28F128J3A: - /* Disable interrupts which might cause Flash to timeout */ - flag = disable_interrupts(); - - /* Issue command */ - *addr = 0x00500050L; /* Clear the status register */ - *addr = 0x00600060L; /* Set lock bit setup */ - *addr = 0x00010001L; /* Set lock bit confirm */ - - /* Wait for command completion */ - for (i = 0; i < 10; i++) { /* 75us timeout, wait 100us */ - udelay(10); - if ((*addr & 0x00800080L) == 0x00800080L) - break; - } - - /* Not successful? */ - status = *addr; - if (status != 0x00800080L) { - printf("Protect %x sector failed: %x\n", - (uint) sector, (uint) status); - rcode = 1; - } - - /* Restore read mode */ - *addr = 0x00ff00ffL; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - break; - case FLASH_AM040: /* No soft sector protection */ - break; - } - - /* Turn protection on for this sector */ - for (i = 0; i < info->sector_count; i++) { - if (info->start[i] == sector) { - info->protect[i] = 1; - break; - } - } - - return rcode; -} - -static int _flash_unprotect(flash_info_t *info, long sector) -{ - int i; - int flag; - ulong status; - int rcode = 0; - volatile long *addr = (long *) sector; - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_28F320J3A: - case FLASH_28F640J3A: - case FLASH_28F128J3A: - /* Disable interrupts which might cause Flash to timeout */ - flag = disable_interrupts(); - - *addr = 0x00500050L; /* Clear the status register */ - *addr = 0x00600060L; /* Clear lock bit setup */ - *addr = 0x00D000D0L; /* Clear lock bit confirm */ - - /* Wait for command completion */ - for (i = 0; i < 80; i++) { /* 700ms timeout, wait 800 */ - udelay(10000); /* Delay 10ms */ - if ((*addr & 0x00800080L) == 0x00800080L) - break; - } - - /* Not successful? */ - status = *addr; - if (status != 0x00800080L) { - printf("Un-protect %x sector failed: %x\n", - (uint) sector, (uint) status); - *addr = 0x00ff00ffL; - rcode = 1; - } - - /* restore read mode */ - *addr = 0x00ff00ffL; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - break; - case FLASH_AM040: /* No soft sector protection */ - break; - } - - /* - * Fix Intel's little red wagon. Reprotect - * sectors that were protected before we undid - * protection on a specific sector. - */ - for (i = 0; i < info->sector_count; i++) { - if (info->start[i] != sector) { - if (info->protect[i]) { - if (_flash_protect(info, info->start[i])) - rcode = 1; - } - } else /* Turn protection off for this sector */ - info->protect[i] = 0; - } - - return rcode; -} - -int flash_real_protect(flash_info_t *info, long sector, int prot) -{ - int rcode; - - if (prot) - rcode = _flash_protect(info, info->start[sector]); - else - rcode = _flash_unprotect(info, info->start[sector]); - - return rcode; -} diff --git a/board/w7o/fpga.c b/board/w7o/fpga.c deleted file mode 100644 index a27e8ab..0000000 --- a/board/w7o/fpga.c +++ /dev/null @@ -1,371 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com - * and - * Bill Hunter, Wave 7 Optics, william.hunter@mediaone.net - * - * SPDX-License-Identifier: GPL-2.0+ - */ -#include <config.h> -#include <common.h> -#include "w7o.h" -#include <asm/processor.h> -#include <linux/compiler.h> -#include "errors.h" - -static void -fpga_img_write(unsigned long *src, unsigned long len, unsigned short *daddr) -{ - unsigned long i; - volatile unsigned long val; - volatile unsigned short *dest = daddr; /* volatile-bypass optimizer */ - - for (i = 0; i < len; i++, src++) { - val = *src; - *dest = (unsigned short) ((val & 0xff000000L) >> 16); - *dest = (unsigned short) ((val & 0x00ff0000L) >> 8); - *dest = (unsigned short) (val & 0x0000ff00L); - *dest = (unsigned short) ((val & 0x000000ffL) << 8); - } - - /* Terminate programming with 4 C clocks */ - dest = daddr; - val = *(unsigned short *) dest; - val = *(unsigned short *) dest; - val = *(unsigned short *) dest; - val = *(unsigned short *) dest; - -} - - -int -fpgaDownload(unsigned char *saddr, unsigned long size, unsigned short *daddr) -{ - int i; /* index, intr disable flag */ - int start; /* timer */ - unsigned long greg, grego; /* GPIO & output register */ - unsigned long length; /* image size in words */ - unsigned long *source; /* image source addr */ - unsigned short *dest; /* destination FPGA addr */ - volatile unsigned short *ndest; /* temp dest FPGA addr */ - unsigned long cnfg = GPIO_XCV_CNFG; /* FPGA CNFG */ - unsigned long eirq = GPIO_XCV_IRQ; - int retval = -1; /* Function return value */ - __maybe_unused volatile unsigned short val; /* temp val */ - - /* Setup some basic values */ - length = (size / 4) + 1; /* size in words, rounding UP - is OK */ - source = (unsigned long *) saddr; - dest = (unsigned short *) daddr; - - /* Get DCR output register */ - grego = in32(PPC405GP_GPIO0_OR); - - /* Reset FPGA */ - grego &= ~GPIO_XCV_PROG; /* PROG line low */ - out32(PPC405GP_GPIO0_OR, grego); - - /* Setup timeout timer */ - start = get_timer(0); - - /* Wait for FPGA init line to go low */ - while (in32(PPC405GP_GPIO0_IR) & GPIO_XCV_INIT) { - /* Check for timeout - 100us max, so use 3ms */ - if (get_timer(start) > 3) { - printf(" failed to start init.\n"); - log_warn(ERR_XINIT0); /* Don't halt */ - - /* Reset line stays low */ - goto done; /* I like gotos... */ - } - } - - /* Unreset FPGA */ - grego |= GPIO_XCV_PROG; /* PROG line high */ - out32(PPC405GP_GPIO0_OR, grego); - - /* Wait for FPGA end of init period = init line go hi */ - while (!(in32(PPC405GP_GPIO0_IR) & GPIO_XCV_INIT)) { - - /* Check for timeout */ - if (get_timer(start) > 3) { - printf(" failed to exit init.\n"); - log_warn(ERR_XINIT1); - - /* Reset FPGA */ - grego &= ~GPIO_XCV_PROG; /* PROG line low */ - out32(PPC405GP_GPIO0_OR, grego); - - goto done; - } - } - - /* Now program FPGA ... */ - ndest = dest; - for (i = 0; i < CONFIG_NUM_FPGAS; i++) { - /* Toggle IRQ/GPIO */ - greg = mfdcr(CPC0_CR0); /* get chip ctrl register */ - greg |= eirq; /* toggle irq/gpio */ - mtdcr(CPC0_CR0, greg); /* ... just do it */ - - /* turn on open drain for CNFG */ - greg = in32(PPC405GP_GPIO0_ODR); /* get open drain register */ - greg |= cnfg; /* CNFG open drain */ - out32(PPC405GP_GPIO0_ODR, greg); /* .. just do it */ - - /* Turn output enable on for CNFG */ - greg = in32(PPC405GP_GPIO0_TCR); /* get tristate register */ - greg |= cnfg; /* CNFG tristate inactive */ - out32(PPC405GP_GPIO0_TCR, greg); /* ... just do it */ - - /* Setup FPGA for programming */ - grego &= ~cnfg; /* CONFIG line low */ - out32(PPC405GP_GPIO0_OR, grego); - - /* - * Program the FPGA - */ - printf("\n destination: 0x%lx ", (unsigned long) ndest); - - fpga_img_write(source, length, (unsigned short *) ndest); - - /* Done programming */ - grego |= cnfg; /* CONFIG line high */ - out32(PPC405GP_GPIO0_OR, grego); - - /* Turn output enable OFF for CNFG */ - greg = in32(PPC405GP_GPIO0_TCR); /* get tristate register */ - greg &= ~cnfg; /* CNFG tristate inactive */ - out32(PPC405GP_GPIO0_TCR, greg); /* ... just do it */ - - /* Toggle IRQ/GPIO */ - greg = mfdcr(CPC0_CR0); /* get chip ctrl register */ - greg &= ~eirq; /* toggle irq/gpio */ - mtdcr(CPC0_CR0, greg); /* ... just do it */ - - /* XXX - Next FPGA addr */ - ndest = (unsigned short *) ((char *) ndest + 0x00100000L); - cnfg >>= 1; /* XXX - Next */ - eirq >>= 1; - } - - /* Terminate programming with 4 C clocks */ - ndest = dest; - for (i = 0; i < CONFIG_NUM_FPGAS; i++) { - val = *ndest; - val = *ndest; - val = *ndest; - val = *ndest; - ndest = (unsigned short *) ((char *) ndest + 0x00100000L); - } - - /* Setup timer */ - start = get_timer(0); - - /* Wait for FPGA end of programming period = Test DONE low */ - while (!(in32(PPC405GP_GPIO0_IR) & GPIO_XCV_DONE)) { - - /* Check for timeout */ - if (get_timer(start) > 3) { - printf(" done failed to come high.\n"); - log_warn(ERR_XDONE1); - - /* Reset FPGA */ - grego &= ~GPIO_XCV_PROG; /* PROG line low */ - out32(PPC405GP_GPIO0_OR, grego); - - goto done; - } - } - - printf("\n FPGA load succeeded\n"); - retval = 0; /* Program OK */ - -done: - return retval; -} - -/* FPGA image is stored in flash */ -extern flash_info_t flash_info[]; - -int init_fpga(void) -{ - unsigned int i, j, ptr; /* General purpose */ - unsigned char bufchar; /* General purpose character */ - unsigned char *buf; /* Start of image pointer */ - unsigned long len; /* Length of image */ - unsigned char *fn_buf; /* Start of filename string */ - unsigned int fn_len; /* Length of filename string */ - unsigned char *xcv_buf; /* Pointer to start of image */ - unsigned long xcv_len; /* Length of image */ - unsigned long crc; /* 30bit crc in image */ - unsigned long calc_crc; /* Calc'd 30bit crc */ - int retval = -1; - - /* Tell the world what we are doing */ - printf("FPGA: "); - - /* - * Get address of first sector where the FPGA - * image is stored. - */ - buf = (unsigned char *) flash_info[1].start[0]; - - /* - * Get the stored image's CRC & length. - */ - crc = *(unsigned long *) (buf + 4); /* CRC is first long word */ - len = *(unsigned long *) (buf + 8); /* Image len is next long */ - - /* Pedantic */ - if ((len < 0x133A4) || (len > 0x80000)) - goto bad_image; - - /* - * Get the file name pointer and length. - * filename length is next short - */ - fn_len = (*(unsigned short *) (buf + 12) & 0xff); - fn_buf = buf + 14; - - /* - * Get the FPGA image pointer and length length. - */ - xcv_buf = fn_buf + fn_len; /* pointer to fpga image */ - xcv_len = len - 14 - fn_len; /* fpga image length */ - - /* Check for uninitialized FLASH */ - if ((strncmp((char *) buf, "w7o", 3) != 0) || (len > 0x0007ffffL) - || (len == 0)) - goto bad_image; - - /* - * Calculate and Check the image's CRC. - */ - calc_crc = crc32(0, xcv_buf, xcv_len); - if (crc != calc_crc) { - printf("\nfailed - bad CRC\n"); - goto done; - } - - /* Output the file name */ - printf("file name : "); - for (i = 0; i < fn_len; i++) { - bufchar = fn_buf[+i]; - if (bufchar < ' ' || bufchar > '~') - bufchar = '.'; - putc(bufchar); - } - - /* - * find rest of display data - */ - ptr = 15; /* Offset to ncd filename - length in fpga image */ - j = xcv_buf[ptr]; /* Get len of ncd filename */ - if (j > 32) - goto bad_image; - ptr = ptr + j + 3; /* skip ncd filename string + - 3 bytes more bytes */ - - /* - * output target device string - */ - j = xcv_buf[ptr++] - 1; /* len of targ str less term */ - if (j > 32) - goto bad_image; - printf("\n target : "); - for (i = 0; i < j; i++) { - bufchar = (xcv_buf[ptr++]); - if (bufchar < ' ' || bufchar > '~') - bufchar = '.'; - putc(bufchar); - } - - /* - * output compilation date string and time string - */ - ptr += 3; /* skip 2 bytes */ - printf("\n synth time : "); - j = (xcv_buf[ptr++] - 1); /* len of date str less term */ - if (j > 32) - goto bad_image; - for (i = 0; i < j; i++) { - bufchar = (xcv_buf[ptr++]); - if (bufchar < ' ' || bufchar > '~') - bufchar = '.'; - putc(bufchar); - } - - ptr += 3; /* Skip 2 bytes */ - printf(" - "); - j = (xcv_buf[ptr++] - 1); /* slen = targ dev str len */ - if (j > 32) - goto bad_image; - for (i = 0; i < j; i++) { - bufchar = (xcv_buf[ptr++]); - if (bufchar < ' ' || bufchar > '~') - bufchar = '.'; - putc(bufchar); - } - - /* - * output crc and length strings - */ - printf("\n len & crc : 0x%lx 0x%lx", len, crc); - - /* - * Program the FPGA. - */ - retval = fpgaDownload((unsigned char *) xcv_buf, xcv_len, - (unsigned short *) 0xfd000000L); - return retval; - -bad_image: - printf("\n BAD FPGA image format @ %lx\n", - flash_info[1].start[0]); - log_warn(ERR_XIMAGE); -done: - return retval; -} - -void test_fpga(unsigned short *daddr) -{ - int i; - volatile unsigned short *ndest = daddr; - - for (i = 0; i < CONFIG_NUM_FPGAS; i++) { -#if defined(CONFIG_W7OLMG) - ndest[0x7e] = 0x55aa; - if (ndest[0x7e] != 0x55aa) - log_warn(ERR_XRW1 + i); - ndest[0x7e] = 0xaa55; - if (ndest[0x7e] != 0xaa55) - log_warn(ERR_XRW1 + i); - ndest[0x7e] = 0xc318; - if (ndest[0x7e] != 0xc318) - log_warn(ERR_XRW1 + i); - -#elif defined(CONFIG_W7OLMC) - ndest[0x800] = 0x55aa; - ndest[0x801] = 0xaa55; - ndest[0x802] = 0xc318; - ndest[0x4800] = 0x55aa; - ndest[0x4801] = 0xaa55; - ndest[0x4802] = 0xc318; - if ((ndest[0x800] != 0x55aa) || - (ndest[0x801] != 0xaa55) || (ndest[0x802] != 0xc318)) - log_warn(ERR_XRW1 + (2 * i)); /* Auto gen error code */ - if ((ndest[0x4800] != 0x55aa) || - (ndest[0x4801] != 0xaa55) || (ndest[0x4802] != 0xc318)) - log_warn(ERR_XRW2 + (2 * i)); /* Auto gen error code */ - -#else -#error "Unknown W7O board configuration" -#endif - } - - printf(" FPGA ready\n"); - return; -} diff --git a/board/w7o/fsboot.c b/board/w7o/fsboot.c deleted file mode 100644 index 8f4fe31..0000000 --- a/board/w7o/fsboot.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * (C) Copyright 2001 - * Wave 7 Optics, Inc. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <config.h> -#include <command.h> -#include <elf.h> - -/* - * FIXME: Add code to test image and it's header. - */ -static int -image_check(ulong addr) -{ - return valid_elf_image(addr); -} - -void -init_fsboot(void) -{ - char *envp; - ulong loadaddr; - ulong testaddr; - ulong alt_loadaddr; - char buf[9]; - - /* - * Get test image address - */ - if ((envp = getenv("testaddr")) != NULL) - testaddr = simple_strtoul(envp, NULL, 16); - else - testaddr = -1; - - /* - * Are we going to test boot and image? - */ - if ((testaddr != -1) && image_check(testaddr)) { - - /* Set alt_loadaddr */ - alt_loadaddr = testaddr; - sprintf(buf, "%lX", alt_loadaddr); - setenv("alt_loadaddr", buf); - - /* Clear test_addr */ - setenv("testaddr", NULL); - - /* - * Save current environment with alt_loadaddr, - * and cleared testaddr. - */ - saveenv(); - - /* - * Setup temporary loadaddr to alt_loadaddr - * XXX - DO NOT SAVE ENVIRONMENT! - */ - loadaddr = alt_loadaddr; - sprintf(buf, "%lX", loadaddr); - setenv("loadaddr", buf); - - } else { /* Normal boot */ - setenv("alt_loadaddr", NULL); /* Clear alt_loadaddr */ - setenv("testaddr", NULL); /* Clear testaddr */ - saveenv(); - } - - return; -} diff --git a/board/w7o/init.S b/board/w7o/init.S deleted file mode 100644 index dfde149..0000000 --- a/board/w7o/init.S +++ /dev/null @@ -1,244 +0,0 @@ -/* - * SPDX-License-Identifier: GPL-2.0 IBM-pibs - */ -#include <config.h> -#include <asm/ppc4xx.h> - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> - -#include <asm/cache.h> -#include <asm/mmu.h> - -/****************************************************************************** - * Function: ext_bus_cntlr_init - * - * Description: Configures EBC Controller and a few basic chip selects. - * - * CS0 is setup to get the Boot Flash out of the addresss range - * so that we may setup a stack. CS7 is setup so that we can - * access and reset the hardware watchdog. - * - * IMPORTANT: For pass1 this code must run from - * cache since you can not reliably change a peripheral banks - * timing register (pbxap) while running code from that bank. - * For ex., since we are running from ROM on bank 0, we can NOT - * execute the code that modifies bank 0 timings from ROM, so - * we run it from cache. - * - * Notes: Does NOT use the stack. - *****************************************************************************/ - .section ".text" - .align 2 - .globl ext_bus_cntlr_init - .type ext_bus_cntlr_init, @function -ext_bus_cntlr_init: - mflr r0 - /******************************************************************** - * Prefetch entire ext_bus_cntrl_init function into the icache. - * This is necessary because we are going to change the same CS we - * are executing from. Otherwise a CPU lockup may occur. - *******************************************************************/ - bl ..getAddr -..getAddr: - mflr r3 /* get address of ..getAddr */ - - /* Calculate number of cache lines for this function */ - addi r4, 0, (((.Lfe0 - ..getAddr) / CONFIG_SYS_CACHELINE_SIZE) + 2) - mtctr r4 -..ebcloop: - icbt r0, r3 /* prefetch cache line for addr in r3*/ - addi r3, r3, CONFIG_SYS_CACHELINE_SIZE /* move to next cache line */ - bdnz ..ebcloop /* continue for $CTR cache lines */ - - /******************************************************************** - * Delay to ensure all accesses to ROM are complete before changing - * bank 0 timings. 200usec should be enough. - * 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles. - *******************************************************************/ - addis r3, 0, 0x0 - ori r3, r3, 0xA000 /* wait 200us from reset */ - mtctr r3 -..spinlp: - bdnz ..spinlp /* spin loop */ - - /******************************************************************** - * Setup External Bus Controller (EBC). - *******************************************************************/ - addi r3, 0, EBC0_CFG - mtdcr EBC0_CFGADDR, r3 - addis r4, 0, 0xb040 /* Device base timeout = 1024 cycles */ - ori r4, r4, 0x0 /* Drive CS with external master */ - mtdcr EBC0_CFGDATA, r4 - - /******************************************************************** - * Change PCIINT signal to PerWE - *******************************************************************/ - mfdcr r4, CPC0_CR1 - ori r4, r4, 0x4000 - mtdcr CPC0_CR1, r4 - - /******************************************************************** - * Memory Bank 0 (Flash Bank 0) initialization - *******************************************************************/ - addi r3, 0, PB1AP - mtdcr EBC0_CFGADDR, r3 - addis r4, 0, CONFIG_SYS_W7O_EBC_PB0AP@h - ori r4, r4, CONFIG_SYS_W7O_EBC_PB0AP@l - mtdcr EBC0_CFGDATA, r4 - - addi r3, 0, PB0CR - mtdcr EBC0_CFGADDR, r3 - addis r4, 0, CONFIG_SYS_W7O_EBC_PB0CR@h - ori r4, r4, CONFIG_SYS_W7O_EBC_PB0CR@l - mtdcr EBC0_CFGDATA, r4 - - /******************************************************************** - * Memory Bank 7 LEDs - NEEDED BECAUSE OF HW WATCHDOG AND LEDs. - *******************************************************************/ - addi r3, 0, PB7AP - mtdcr EBC0_CFGADDR, r3 - addis r4, 0, CONFIG_SYS_W7O_EBC_PB7AP@h - ori r4, r4, CONFIG_SYS_W7O_EBC_PB7AP@l - mtdcr EBC0_CFGDATA, r4 - - addi r3, 0, PB7CR - mtdcr EBC0_CFGADDR, r3 - addis r4, 0, CONFIG_SYS_W7O_EBC_PB7CR@h - ori r4, r4, CONFIG_SYS_W7O_EBC_PB7CR@l - mtdcr EBC0_CFGDATA, r4 - - /* We are all done */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ -.Lfe0: .size ext_bus_cntlr_init,.Lfe0-ext_bus_cntlr_init -/* end ext_bus_cntlr_init() */ - -/****************************************************************************** - * Function: sdram_init - * - * Description: Configures SDRAM memory banks. - * - * Serial Presence Detect, "SPD," reads the SDRAM EEPROM - * via the IIC bus and then configures the SDRAM memory - * banks appropriately. If Auto Memory Configuration is - * is not used, it is assumed that a 4MB 11x8x2, non-ECC, - * SDRAM is soldered down. - * - * Notes: Expects that the stack is already setup. - *****************************************************************************/ - .section ".text" - .align 2 - .globl sdram_init - .type sdram_init, @function -sdram_init: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -8(r1) /* Save back chain and move SP */ - stw r0, +12(r1) /* Save link register */ - - /* - * First call spd_sdram to try to init SDRAM according to the - * contents of the SPD EEPROM. If the SPD EEPROM is blank or - * erronious, spd_sdram returns 0 in R3. - */ - li r3,0 - bl spd_sdram - addic. r3, r3, 0 /* Check for error, save dram size */ - bne ..sdri_done /* If it worked, we're done... */ - - /******************************************************************** - * If SPD detection fails, we'll default to 4MB, 11x8x2, as this - * is the SMALLEST SDRAM size the 405 supports. We can do this - * because W7O boards have soldered on RAM, and there will always - * be some amount present. If we were using DIMMs, we should hang - * the board instead, since it doesn't have any RAM to continue - * running with. - *******************************************************************/ - - /* - * Disable memory controller to allow - * values to be changed. - */ - addi r3, 0, SDRAM0_CFG - mtdcr SDRAM0_CFGADDR, r3 - addis r4, 0, 0x0 - ori r4, r4, 0x0 - mtdcr SDRAM0_CFGDATA, r4 - - /* - * Set MB0CF for ext bank 0. (0-4MB) Address Mode 5 since 11x8x2 - * All other banks are disabled. - */ - addi r3, 0, SDRAM0_B0CR - mtdcr SDRAM0_CFGADDR, r3 - addis r4, 0, 0x0000 /* BA=0x0, SZ=4MB */ - ori r4, r4, 0x8001 /* Mode is 5, 11x8x2or4, BE=Enabled */ - mtdcr SDRAM0_CFGDATA, r4 - - /* Clear MB1CR,MB2CR,MB3CR to turn other banks off */ - addi r4, 0, 0 /* Zero the data reg */ - - addi r3, r3, 4 /* Point to MB1CF reg */ - mtdcr SDRAM0_CFGADDR, r3 /* Set the address */ - mtdcr SDRAM0_CFGDATA, r4 /* Zero the reg */ - - addi r3, r3, 4 /* Point to MB2CF reg */ - mtdcr SDRAM0_CFGADDR, r3 /* Set the address */ - mtdcr SDRAM0_CFGDATA, r4 /* Zero the reg */ - - addi r3, r3, 4 /* Point to MB3CF reg */ - mtdcr SDRAM0_CFGADDR, r3 /* Set the address */ - mtdcr SDRAM0_CFGDATA, r4 /* Zero the reg */ - - /******************************************************************** - * Set the SDRAM Timing reg, SDTR1 and the refresh timer reg, RTR. - * To set the appropriate timings, we assume sdram is - * 100MHz (pc100 compliant). - *******************************************************************/ - - /* - * Set up SDTR1 - */ - addi r3, 0, SDRAM0_TR - mtdcr SDRAM0_CFGADDR, r3 - addis r4, 0, 0x0086 /* SDTR1 value for 100Mhz */ - ori r4, r4, 0x400D - mtdcr SDRAM0_CFGDATA, r4 - - /* - * Set RTR - */ - addi r3, 0, SDRAM0_RTR - mtdcr SDRAM0_CFGADDR, r3 - addis r4, 0, 0x05F0 /* RTR refresh val = 15.625ms@100Mhz */ - mtdcr SDRAM0_CFGDATA, r4 - - /******************************************************************** - * Delay to ensure 200usec have elapsed since reset. Assume worst - * case that the core is running 200Mhz: - * 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles - *******************************************************************/ - addis r3, 0, 0x0000 - ori r3, r3, 0xA000 /* Wait 200us from reset */ - mtctr r3 -..spinlp2: - bdnz ..spinlp2 /* spin loop */ - - /******************************************************************** - * Set memory controller options reg, MCOPT1. - *******************************************************************/ - addi r3, 0, SDRAM0_CFG - mtdcr SDRAM0_CFGADDR, r3 - addis r4, 0, 0x80E0 /* DC_EN=1,SRE=0,PME=0,MEMCHK=0 */ - ori r4, r4, 0x0000 /* REGEN=0,DRW=00,BRPF=01,ECCDD=1 */ - mtdcr SDRAM0_CFGDATA, r4 /* EMDULR=1 */ - -..sdri_done: - /* restore and return */ - lwz r0, +12(r1) /* Get saved link register */ - addi r1, r1, +8 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ -.Lfe1: .size sdram_init,.Lfe1-sdram_init -/* end sdram_init() */ diff --git a/board/w7o/post1.S b/board/w7o/post1.S deleted file mode 100644 index aae5387..0000000 --- a/board/w7o/post1.S +++ /dev/null @@ -1,724 +0,0 @@ -/* - * (C) Copyright 2001 - * Bill Hunter, Wave 7 Optics, william.hunter@mediaone.net - * and - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com - * - * SPDX-License-Identifier: GPL-2.0+ - */ -/* - * Description: - * Routine to exercise memory for the bringing up of our boards. - */ -#include <config.h> -#include <asm/ppc4xx.h> - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> - -#include <asm/cache.h> -#include <asm/mmu.h> - -#include <watchdog.h> - -#include "errors.h" - -#define _ASMLANGUAGE - - .globl test_sdram - .globl test_led - .globl log_stat - .globl log_warn - .globl log_err - .globl temp_uart_init - .globl post_puts - .globl disp_hex - -/***************************************************** -******* Text Strings for low level printing ****** -******* In section got2 ******* -*****************************************************/ - -/* - * Define the text strings for errors and warnings. - * Switch to .data section. - */ - .section ".data" -err_str: .asciz "*** POST ERROR = " -warn_str: .asciz "*** POST WARNING = " -end_str: .asciz "\r\n" - -/* - * Enter the labels in Global Entry Table (GOT). - * Switch to .got2 section. - */ - START_GOT - GOT_ENTRY(err_str) - GOT_ENTRY(warn_str) - GOT_ENTRY(end_str) - END_GOT - -/* - * Switch back to .text section. - */ - .text - -/**************************************** - **************************************** - ******** LED register test ******** - **************************************** - ***************************************/ -test_led: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -12(r1) /* Save back chain and move SP */ - stw r0, +16(r1) /* Save link register */ - stw r4, +8(r1) /* save R4 */ - - WATCHDOG_RESET /* Reset the watchdog */ - - addi r3, 0, ERR_FF /* first test value is ffff */ - addi r4, r3, 0 /* save copy of pattern */ - bl set_led /* store first test value */ - bl get_led /* read it back */ - xor. r4, r4, r3 /* compare to original */ -#if defined(CONFIG_W7OLMC) - andi. r4, r4, 0x00ff /* lmc has 8 bits */ -#else - andi. r4, r4, 0xffff /* lmg has 16 bits */ -#endif - beq LED2 /* next test */ - addi r3, 0, ERR_LED /* error code = 1 */ - bl log_err /* display error and halt */ -LED2: addi r3, 0, ERR_00 /* 2nd test value is 0000 */ - addi r4, r3, 0 /* save copy of pattern */ - bl set_led /* store first test value */ - bl get_led /* read it back */ - xor. r4, r4, r3 /* compare to original */ -#if defined(CONFIG_W7OLMC) - andi. r4, r4, 0x00ff /* lmc has 8 bits */ -#else - andi. r4, r4, 0xffff /* lmg has 16 bits */ -#endif - beq LED3 /* next test */ - addi r3, 0, ERR_LED /* error code = 1 */ - bl log_err /* display error and halt */ - -LED3: /* restore stack and return */ - lwz r0, +16(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - lwz r4, +8(r1) /* restore r4 */ - addi r1, r1, +12 /* Remove frame from stack */ - blr /* Return to calling function */ - -/**************************************** - **************************************** - ******** SDRAM TESTS ******** - **************************************** - ***************************************/ -test_sdram: - /* called with mem size in r3 */ - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -16(r1) /* Save back chain and move SP */ - stw r0, +20(r1) /* Save link register */ - stmw r30, +8(r1) /* save R30,R31 */ - /* r30 is log2(mem size) */ - /* r31 is mem size */ - - /* take log2 of total mem size */ - addi r31, r3, 0 /* save total mem size */ - addi r30, 0, 0 /* clear r30 */ -l2_loop: - srwi. r31, r31, 1 /* shift right 1 */ - addi r30, r30, 1 /* count shifts */ - bne l2_loop /* loop till done */ - addi r30, r30, -1 /* correct for over count */ - addi r31, r3, 0 /* save original size */ - - /* now kick the dog and test the mem */ - WATCHDOG_RESET /* Reset the watchdog */ - bl Data_Buster /* test crossed/shorted data lines */ - addi r3, r30, 0 /* get log2(memsize) */ - addi r4, r31, 0 /* get memsize */ - bl Ghost_Buster /* test crossed/shorted addr lines */ - addi r3, r31, 0 /* get mem size */ - bl Bit_Buster /* check for bad internal bits */ - - /* restore stack and return */ - lmw r30, +8(r1) /* Restore r30, r31 */ - lwz r0, +20(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - addi r1, r1, +16 /* Remove frame from stack */ - blr /* Return to calling function */ - - -/**************************************** - ******** sdram data bus test ******** - ***************************************/ -Data_Buster: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -24(r1) /* Save back chain and move SP */ - stw r0, +28(r1) /* Save link register */ - stmw r28, 8(r1) /* save r28 - r31 on stack */ - /* r31 i/o register */ - /* r30 sdram base address */ - /* r29 5555 syndrom */ - /* r28 aaaa syndrom */ - - /* set up led register for this test */ - addi r3, 0, ERR_RAMG /* set led code to 1 */ - bl log_stat /* store test value */ - /* now test the dram data bus */ - xor r30, r30, r30 /* load r30 with base addr of sdram */ - addis r31, 0, 0x5555 /* load r31 with test value */ - ori r31, r31, 0x5555 - stw r31,0(r30) /* sto the value */ - lwz r29,0(r30) /* read it back */ - xor r29,r31,r29 /* compare it to original */ - addis r31, 0, 0xaaaa /* load r31 with test value */ - ori r31, r31, 0xaaaa - stw r31,0(r30) /* sto the value */ - lwz r28,0(r30) /* read it back */ - xor r28,r31,r28 /* compare it to original */ - or r3,r28,r29 /* or together both error terms */ - /* - * Now that we have the error bits, - * we have to decide which part they are in. - */ - bl get_idx /* r5 is now index to error */ - addi r3, r3, ERR_RAMG - cmpwi r3, ERR_RAMG /* check for errors */ - beq db_done /* skip if no errors */ - bl log_err /* log the error */ - -db_done: - lmw r28, 8(r1) /* restore r28 - r31 from stack */ - lwz r0, +28(r1) /* Get saved link register */ - addi r1, r1, +24 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ - - -/**************************************************** - ******** test for address ghosting in dram ******** - ***************************************************/ - -Ghost_Buster: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -36(r1) /* Save back chain and move SP */ - stw r0, +40(r1) /* Save link register */ - stmw r25, 8(r1) /* save r25 - r31 on stack */ - /* r31 = scratch register */ - /* r30 is main referance loop counter, - 0 to 23 */ - /* r29 is ghost loop count, 0 to 22 */ - /* r28 is referance address */ - /* r27 is ghost address */ - /* r26 is log2 (mem size) = - number of byte addr bits */ - /* r25 is mem size */ - - /* save the log2(mem size) and mem size */ - addi r26, r3, 0 /* r26 is number of byte addr bits */ - addi r25, r4, 0 /* r25 is mem size in bytes */ - - /* set the leds for address ghost test */ - addi r3, 0, ERR_ADDG - bl set_led - - /* first fill memory with zeros */ - srwi r31, r25, 2 /* convert bytes to longs */ - mtctr r31 /* setup byte counter */ - addi r28, 0, 0 /* start at address at 0 */ - addi r31, 0, 0 /* data value = 0 */ -clr_loop: - stw r31, 0(r28) /* Store zero value */ - addi r28, r28, 4 /* Increment to next word */ - andi. r27, r28, 0xffff /* check for 2^16 loops */ - bne clr_skip /* if not there, then skip */ - WATCHDOG_RESET /* kick the dog every now and then */ -clr_skip: - bdnz clr_loop /* Round and round... */ - - /* now do main test */ - addi r30, 0, 0 /* start referance counter at 0 */ -outside: - /* - * Calculate the referance address - * the referance address is calculated by setting the (r30-1) - * bit of the base address - * when r30=0, the referance address is the base address. - * thus the sequence 0,1,2,4,8,..,2^(n-1) - * setting the bit is done with the following shift functions. - */ - WATCHDOG_RESET /* Reset the watchdog */ - - addi r31, 0, 1 /* r31 = 1 */ - slw r28, r31, r30 /* set bit coresponding to loop cnt */ - srwi r28, r28, 1 /* then shift it right one so */ - /* we start at location 0 */ - /* fill referance address with Fs */ - addi r31, 0, 0x00ff /* r31 = one byte of set bits */ - stb r31,0(r28) /* save ff in referance address */ - - /* ghost (inner) loop, now check all posible ghosted addresses */ - addi r29, 0, 0 /* start ghosted loop counter at 0 */ -inside: - /* - * Calculate the ghost address by flipping one - * bit of referance address. This gives the - * sequence 1,2,4,8,...,2^(n-1) - */ - addi r31, 0, 1 /* r31 = 1 */ - slw r27, r31, r29 /* set bit coresponding to loop cnt */ - xor r27, r28, r27 /* ghost address = ref addr with - bit flipped*/ - - /* now check for ghosting */ - lbz r31,0(r27) /* get content of ghost addr */ - cmpwi r31, 0 /* compare read value to 0 */ - bne Casper /* we found a ghost! */ - - /* now close ghost ( inner ) loop */ - addi r29, r29, 1 /* increment inner loop counter */ - cmpw r29, r26 /* check for last inner loop */ - blt inside /* do more inner loops */ - - /* now close referance ( outer ) loop */ - addi r31, 0, 0 /* r31 = zero */ - stb r31, 0(28) /* zero out the altered address loc. */ - /* - * Increment and check for end, count is zero based. - * With the ble, this gives us one more loops than - * address bits for sequence 0,1,2,4,8,...2^(n-1) - */ - addi r30, r30, 1 /* increment outer loop counter */ - cmpw r30, r26 /* check for last inner loop */ - ble outside /* do more outer loops */ - - /* were done, lets go home */ - b gb_done -Casper: /* we found a ghost !! */ - addi r3, 0, ERR_ADDF /* get indexed error message */ - bl log_err /* log error led error code */ -gb_done: /* pack your bags, and go home */ - lmw r25, 8(r1) /* restore r25 - r31 from stack */ - lwz r0, +40(r1) /* Get saved link register */ - addi r1, r1, +36 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ - -/**************************************************** - ******** SDRAM data fill tests ********** - ***************************************************/ -Bit_Buster: - /* called with mem size in r3 */ - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -16(r1) /* Save back chain and move SP */ - stw r0, +20(r1) /* Save link register */ - stw r4, +8(r1) /* save R4 */ - stw r5, +12(r1) /* save r5 */ - - addis r5, r3, 0 /* save mem size */ - - /* Test 55555555 */ - addi r3, 0, ERR_R55G /* set up error code in case we fail */ - bl log_stat /* store test value */ - addis r4, 0, 0x5555 - ori r4, r4, 0x5555 - bl fill_test - - /* Test aaaaaaaa */ - addi r3, 0, ERR_RAAG /* set up error code in case we fail */ - bl log_stat /* store test value */ - addis r4, 0, 0xAAAA - ori r4, r4, 0xAAAA - bl fill_test - - /* Test 00000000 */ - addi r3, 0, ERR_R00G /* set up error code in case we fail */ - bl log_stat /* store test value */ - addis r4, 0, 0 - ori r4, r4, 0 - bl fill_test - - /* restore stack and return */ - lwz r5, +12(r1) /* restore r4 */ - lwz r4, +8(r1) /* restore r4 */ - lwz r0, +20(r1) /* Get saved link register */ - addi r1, r1, +16 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ - - -/**************************************************** - ******** fill test ******** - ***************************************************/ -/* tests memory by filling with value, and reading back */ -/* r5 = Size of memory in bytes */ -/* r4 = Value to write */ -/* r3 = Error code */ -fill_test: - mflr r0 /* Get link register */ - stwu r1, -32(r1) /* Save back chain and move SP */ - stw r0, +36(r1) /* Save link register */ - stmw r27, 8(r1) /* save r27 - r31 on stack */ - /* r31 - scratch register */ - /* r30 - memory address */ - mr r27, r3 - mr r28, r4 - mr r29, r5 - - WATCHDOG_RESET /* Reset the watchdog */ - - /* first fill memory with Value */ - srawi r31, r29, 2 /* convert bytes to longs */ - mtctr r31 /* setup counter */ - addi r30, 0, 0 /* Make r30 = addr 0 */ -ft_0: stw r28, 0(r30) /* Store value */ - addi r30, r30, 4 /* Increment to next word */ - andi. r31, r30, 0xffff /* check for 2^16 loops */ - bne ft_0a /* if not there, then skip */ - WATCHDOG_RESET /* kick the dog every now and then */ -ft_0a: bdnz ft_0 /* Round and round... */ - - WATCHDOG_RESET /* Reset the watchdog */ - - /* Now confirm Value is in memory */ - srawi r31, r29, 2 /* convert bytes to longs */ - mtctr r31 /* setup counter */ - addi r30, 0, 0 /* Make r30 = addr 0 */ -ft_1: lwz r31, 0(r30) /* get value from memory */ - xor. r31, r31, r28 /* Writen = Read ? */ - bne ft_err /* If bad, than halt */ - addi r30, r30, 4 /* Increment to next word */ - andi. r31, r30, 0xffff /* check for 2^16 loops*/ - bne ft_1a /* if not there, then skip */ - WATCHDOG_RESET /* kick the dog every now and then */ -ft_1a: bdnz ft_1 /* Round and round... */ - - WATCHDOG_RESET /* Reset the watchdog */ - - b fill_done /* restore and return */ - -ft_err: addi r29, r27, 0 /* save current led code */ - addi r27, r31, 0 /* get pattern in r27 */ - bl get_idx /* get index from r27 */ - add r27, r27, r29 /* add index to old led code */ - bl log_err /* output led err code, halt CPU */ - -fill_done: - lmw r27, 8(r1) /* restore r27 - r31 from stack */ - lwz r0, +36(r1) /* Get saved link register */ - addi r1, r1, +32 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ - - -/**************************************************** - ******* get error index from r3 pattern ******** - ***************************************************/ -get_idx: /* r3 = (MSW(r3) !=0)*2 + - (LSW(r3) !=0) */ - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -12(r1) /* Save back chain and move SP */ - stw r0, +16(r1) /* Save link register */ - stw r4, +8(r1) /* save R4 */ - - andi. r4, r3, 0xffff /* check for lower bits */ - beq gi2 /* skip if no bits set */ - andis. r4, r3, 0xffff /* check for upper bits */ - beq gi3 /* skip if no bits set */ - addi r3, 0, 3 /* both upper and lower bits set */ - b gi_done -gi2: andis. r4, r3, 0xffff /* check for upper bits*/ - beq gi4 /* skip if no bits set */ - addi r3, 0, 2 /* only upper bits set */ - b gi_done -gi3: addi r3, 0, 1 /* only lower bits set */ - b gi_done -gi4: addi r3, 0, 0 /* no bits set */ -gi_done: - /* restore stack and return */ - lwz r0, +16(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - lwz r4, +8(r1) /* restore r4 */ - addi r1, r1, +12 /* Remove frame from stack */ - blr /* Return to calling function */ - -/**************************************************** - ******** set LED to R5 and hang ******** - ***************************************************/ -log_stat: /* output a led code and continue */ -set_led: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -12(r1) /* Save back chain and move SP */ - stw r0, +16(r1) /* Save link register */ - stw r4, +8(r1) /* save R4 */ - - addis r4, 0, 0xfe00 /* LED buffer is at 0xfe000000 */ -#if defined(CONFIG_W7OLMG) /* only on gateway, invert outputs */ - xori r3,r3, 0xffff /* complement led code, active low */ - sth r3, 0(r4) /* store first test value */ - xori r3,r3, 0xffff /* complement led code, active low */ -#else /* if not gateway, then don't invert */ - sth r3, 0(r4) /* store first test value */ -#endif - - /* restore stack and return */ - lwz r0, +16(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - lwz r4, +8(r1) /* restore r4 */ - addi r1, r1, +12 /* Remove frame from stack */ - blr /* Return to calling function */ - -get_led: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -12(r1) /* Save back chain and move SP */ - stw r0, +16(r1) /* Save link register */ - stw r4, +8(r1) /* save R4 */ - - addis r4, 0, 0xfe00 /* LED buffer is at 0xfe000000 */ - lhz r3, 0(r4) /* store first test value */ -#if defined(CONFIG_W7OLMG) /* only on gateway, invert inputs */ - xori r3,r3, 0xffff /* complement led code, active low */ -#endif - - /* restore stack and return */ - lwz r0, +16(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - lwz r4, +8(r1) /* restore r4 */ - addi r1, r1, +12 /* Remove frame from stack */ - blr /* Return to calling function */ - -log_err: /* output the error and hang the board ( for now ) */ - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -12(r1) /* Save back chain and move SP */ - stw r0, +16(r1) /* Save link register */ - stw r3, +8(r1) /* save a copy of error code */ - bl set_led /* set the led pattern */ - GET_GOT /* get GOT address in r14 */ - lwz r3,GOT(err_str) /* get address of string */ - bl post_puts /* output the warning string */ - lwz r3, +8(r1) /* get error code */ - addi r4, 0, 2 /* set disp length to 2 nibbles */ - bl disp_hex /* output the error code */ - lwz r3,GOT(end_str) /* get address of string */ - bl post_puts /* output the warning string */ -halt: - b halt /* hang */ - - /* restore stack and return */ - lwz r0, +16(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - addi r1, r1, +12 /* Remove frame from stack */ - blr /* Return to calling function */ - -log_warn: /* output a warning, then continue with operations */ - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -16(r1) /* Save back chain and move SP */ - stw r0, +20(r1) /* Save link register */ - stw r3, +8(r1) /* save a copy of error code */ - stw r14, +12(r1) /* save a copy of r14 (used by GOT) */ - - bl set_led /* set the led pattern */ - GET_GOT /* get GOT address in r14 */ - lwz r3,GOT(warn_str) /* get address of string */ - bl post_puts /* output the warning string */ - lwz r3, +8(r1) /* get error code */ - addi r4, 0, 2 /* set disp length to 2 nibbles */ - bl disp_hex /* output the error code */ - lwz r3,GOT(end_str) /* get address of string */ - bl post_puts /* output the warning string */ - - addis r3, 0, 64 /* has a long delay */ - mtctr r3 -log_2: - WATCHDOG_RESET /* this keeps dog from barking, */ - /* and takes time */ - bdnz log_2 /* loop till time expires */ - - /* restore stack and return */ - lwz r0, +20(r1) /* Get saved link register */ - lwz r14, +12(r1) /* restore r14 */ - mtlr r0 /* Restore link register */ - addi r1, r1, +16 /* Remove frame from stack */ - blr /* Return to calling function */ - -/******************************************************************* - * temp_uart_init - * Temporary UART initialization routine - * Sets up UART0 to run at 9600N81 off of the internal clock. - * R3-R4 are used. - ******************************************************************/ -temp_uart_init: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -8(r1) /* Save back chain and move SP */ - stw r0, +12(r1) /* Save link register */ - - addis r3, 0, 0xef60 - ori r3, r3, 0x0303 /* r3 = UART0_LCR */ - addi r4, 0, 0x83 /* n81 format, divisor regs enabled */ - stb r4, 0(r3) - - /* set baud rate to use internal clock, - baud = (200e6/16)/31/42 = 9600 */ - - addis r3, 0, 0xef60 /* Address of baud divisor reg */ - ori r3, r3, 0x0300 /* UART0_DLM */ - addi r4, 0, +42 /* uart baud divisor LSB = 93 */ - stb r4, 0(r3) /* baud = (200 /16)/14/93 */ - - addi r3, r3, 0x0001 /* uart baud divisor addr */ - addi r4, 0, 0 - stb r4, 0(r3) /* Divisor Latch MSB = 0 */ - - addis r3, 0, 0xef60 - ori r3, r3, 0x0303 /* r3 = UART0_LCR */ - addi r4, 0, 0x03 /* n81 format, tx/rx regs enabled */ - stb r4, 0(r3) - - /* output a few line feeds */ - addi r3, 0, '\n' /* load line feed */ - bl post_putc /* output the char */ - addi r3, 0, '\n' /* load line feed */ - bl post_putc /* output the char */ - - /* restore stack and return */ - lwz r0, +12(r1) /* Get saved link register */ - mtlr r0 /* Restore link register */ - addi r1, r1, +8 /* Remove frame from stack */ - blr /* Return to calling function */ - -/********************************************************************** - ** post_putc - ** outputs charactor in R3 - ** r3 returns the error code ( -1 if there is an error ) - *********************************************************************/ - -post_putc: - - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -20(r1) /* Save back chain and move SP */ - stw r0, +24(r1) /* Save link register */ - stmw r29, 8(r1) /* save r29 - r31 on stack - r31 - uart base address - r30 - delay counter - r29 - scratch reg */ - - addis r31, 0, 0xef60 /* Point to uart base */ - ori r31, r31, 0x0300 - addis r30, 0, 152 /* Load about 10,000,000 ticks. */ -pputc_lp: - lbz r29, 5(r31) /* Read Line Status Register */ - andi. r29, r29, 0x20 /* Check THRE status */ - bne thre_set /* Branch if FIFO empty */ - addic. r30, r30, -1 /* Decrement and check if empty. */ - bne pputc_lp /* Try, try again */ - addi r3, 0, -1 /* Load error code for timeout */ - b pputc_done /* Bail out with error code set */ -thre_set: - stb r3, 0(r31) /* Store character to UART */ - addi r3, 0, 0 /* clear error code */ -pputc_done: - lmw r29, 8(r1) /*restore r29 - r31 from stack */ - lwz r0, +24(r1) /* Get saved link register */ - addi r1, r1, +20 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ - - -/**************************************************************** - post_puts - Accepts a null-terminated string pointed to by R3 - Outputs to the serial port until 0x00 is found. - r3 returns the error code ( -1 if there is an error ) -*****************************************************************/ -post_puts: - - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -12(r1) /* Save back chain and move SP */ - stw r0, +16(r1) /* Save link register */ - stw r31, 8(r1) /* save r31 - char pointer */ - - addi r31, r3, 0 /* move pointer to R31 */ -pputs_nxt: - lbz r3, 0(r31) /* Get next character */ - addic. r3, r3, 0 /* Check for zero */ - beq pputs_term /* bail out if zero */ - bl post_putc /* output the char */ - addic. r3, r3, 0 /* check for error */ - bne pputs_err - addi r31, r31, 1 /* point to next char */ - b pputs_nxt /* loop till term */ -pputs_err: - addi r3, 0, -1 /* set error code */ - b pputs_end /* were outa here */ -pputs_term: - addi r3, 0, 1 /* set success code */ - /* restore stack and return */ -pputs_end: - lwz r31, 8(r1) /* restore r27 - r31 from stack */ - lwz r0, +16(r1) /* Get saved link register */ - addi r1, r1, +12 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ - - -/******************************************************************** - ***** disp_hex - ***** Routine to display a hex value from a register. - ***** R3 is value to display - ***** R4 is number of nibbles to display ie 2 for byte 8 for (long)word - ***** Returns -1 in R3 if there is an error ( ie serial port hangs ) - ***** Returns 0 in R3 if no error - *******************************************************************/ -disp_hex: - /* save the return info on stack */ - mflr r0 /* Get link register */ - stwu r1, -16(r1) /* Save back chain and move SP */ - stw r0, +20(r1) /* Save link register */ - stmw r30, 8(r1) /* save r30 - r31 on stack */ - /* r31 output char */ - /* r30 uart base address */ - addi r30, 0, 8 /* Go through 8 nibbles. */ - addi r31, r3, 0 -pputh_nxt: - rlwinm r31, r31, 4, 0, 31 /* Rotate next nibble into position */ - andi. r3, r31, 0x0f /* Get nibble. */ - addi r3, r3, 0x30 /* Add zero's ASCII code. */ - cmpwi r3, 0x03a - blt pputh_out - addi r3, r3, 0x07 /* 0x27 for lower case. */ -pputh_out: - cmpw r30, r4 - bgt pputh_skip - bl post_putc - addic. r3, r3, 0 /* check for error */ - bne pputh_err -pputh_skip: - addic. r30, r30, -1 - bne pputh_nxt - xor r3, r3, r3 /* Clear error code */ - b pputh_done -pputh_err: - addi r3, 0, -1 /* set error code */ -pputh_done: - /* restore stack and return */ - lmw r30, 8(r1) /* restore r30 - r31 from stack */ - lwz r0, +20(r1) /* Get saved link register */ - addi r1, r1, +16 /* Remove frame from stack */ - mtlr r0 /* Restore link register */ - blr /* Return to calling function */ diff --git a/board/w7o/post2.c b/board/w7o/post2.c deleted file mode 100644 index 76b6597..0000000 --- a/board/w7o/post2.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * (C) Copyright 2001 - * Bill Hunter, Wave 7 Optics, williamhunter@mediaone.net - * and - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <config.h> -#include <rtc.h> -#include "errors.h" -#include "dtt.h" - -/* for LM75 DTT POST test */ -#define DTT_READ_TEMP 0x0 -#define DTT_CONFIG 0x1 -#define DTT_TEMP_HYST 0x2 -#define DTT_TEMP_SET 0x3 - -#if defined(CONFIG_RTC_M48T35A) -void rtctest(void) -{ - volatile uchar *tchar = (uchar*)(CONFIG_SYS_NVRAM_BASE_ADDR + CONFIG_SYS_NVRAM_SIZE - 9); - struct rtc_time tmp; - - /* set up led code for RTC tests */ - log_stat(ERR_RTCG); - - /* - * Do RTC battery test. The first write after power up - * fails if battery is low. - */ - *tchar = 0xaa; - if ((*tchar ^ 0xaa) != 0x0) log_warn(ERR_RTCBAT); - *tchar = 0x55; /* Reset test address */ - - /* - * Now lets check the validity of the values in the RTC. - */ - rtc_get(&tmp); - if ((tmp.tm_sec < 0) | (tmp.tm_sec > 59) | - (tmp.tm_min < 0) | (tmp.tm_min > 59) | - (tmp.tm_hour < 0) | (tmp.tm_hour > 23) | - (tmp.tm_mday < 1 ) | (tmp.tm_mday > 31) | - (tmp.tm_mon < 1 ) | (tmp.tm_mon > 12) | - (tmp.tm_year < 2000) | (tmp.tm_year > 2500) | - (tmp.tm_wday < 1 ) | (tmp.tm_wday > 7)) { - log_warn(ERR_RTCTIM); - rtc_reset(); - } - - /* - * Now lets do a check to see if the NV RAM is there. - */ - *tchar = 0xaa; - if ((*tchar ^ 0xaa) != 0x0) log_err(ERR_RTCVAL); - *tchar = 0x55; /* Reset test address */ - -} /* rtctest() */ -#endif /* CONFIG_RTC_M48T35A */ - - -#ifdef CONFIG_DTT_LM75 -int dtt_test(int sensor) -{ - short temp, trip, hyst; - - /* get values */ - temp = dtt_read(sensor, DTT_READ_TEMP) / 256; - trip = dtt_read(sensor, DTT_TEMP_SET) / 256; - hyst = dtt_read(sensor, DTT_TEMP_HYST) / 256; - - /* check values */ - if ((hyst != (CONFIG_SYS_DTT_MAX_TEMP - CONFIG_SYS_DTT_HYSTERESIS)) || - (trip != CONFIG_SYS_DTT_MAX_TEMP) || - (temp < CONFIG_SYS_DTT_LOW_TEMP) || (temp > CONFIG_SYS_DTT_MAX_TEMP)) - return 1; - - return 0; -} /* dtt_test() */ -#endif /* CONFIG_DTT_LM75 */ - -/*****************************************/ - -void post2(void) -{ -#if defined(CONFIG_RTC_M48T35A) - rtctest(); -#endif /* CONFIG_RTC_M48T35A */ - -#ifdef CONFIG_DTT_LM75 - log_stat(ERR_TempG); - if(dtt_test(2) != 0) log_warn(ERR_Ttest0); - if(dtt_test(4) != 0) log_warn(ERR_Ttest1); -#endif /* CONFIG_DTT_LM75 */ -} /* post2() */ diff --git a/board/w7o/u-boot.lds.debug b/board/w7o/u-boot.lds.debug deleted file mode 100644 index 5740efb..0000000 --- a/board/w7o/u-boot.lds.debug +++ /dev/null @@ -1,121 +0,0 @@ -/* - * (C) Copyright 2001 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -OUTPUT_ARCH(powerpc) -/* 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 */ - - mpc8xx/start.o (.text) - common/dlmalloc.o (.text) - lib/vsprintf.o (.text) - lib/crc32.o (.text) - arch/powerpc/lib/extable.o (.text) - - common/env_embedded.o(.text) - - *(.text) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) - *(.eh_frame) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _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 = .); - - - . = ALIGN(4); - .u_boot_list : { - KEEP(*(SORT(.u_boot_list*))); - } - - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - __bss_end = . ; - PROVIDE (end = .); -} diff --git a/board/w7o/vpd.c b/board/w7o/vpd.c deleted file mode 100644 index fbcc394..0000000 --- a/board/w7o/vpd.c +++ /dev/null @@ -1,412 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#if defined(VXWORKS) -#include <stdio.h> -#include <string.h> -#define CONFIG_SYS_DEF_EEPROM_ADDR 0xa0 -extern char iicReadByte(char, char); -extern ulong_t crc32(unsigned char *, unsigned long); -#else -#include <common.h> -#endif - -#include "vpd.h" - -/* - * vpd_reader() - reads VPD data from I2C EEPROMS. - * returns pointer to buffer or NULL. - */ -static unsigned char *vpd_reader(unsigned char *buf, unsigned dev_addr, - unsigned off, unsigned count) -{ - unsigned offset = off; /* Calculated offset */ - - /* - * The main board EEPROM contains - * SDRAM SPD in the first 128 bytes, - * so skew the offset. - */ - if (dev_addr == CONFIG_SYS_DEF_EEPROM_ADDR) - offset += SDRAM_SPD_DATA_SIZE; - - /* Try to read the I2C EEPROM */ -#if defined(VXWORKS) - { - int i; - - for (i = 0; i < count; ++i) - buf[i] = iicReadByte(dev_addr, offset + i); - } -#else - if (eeprom_read(dev_addr, offset, buf, count)) { - printf("Failed to read %d bytes from VPD EEPROM 0x%x @ 0x%x\n", - count, dev_addr, offset); - return NULL; - } -#endif - - return buf; -} - - -/* - * vpd_get_packet() - returns next VPD packet or NULL. - */ -static vpd_packet_t *vpd_get_packet(vpd_packet_t * vpd_packet) -{ - vpd_packet_t *packet = vpd_packet; - - if (packet != NULL) { - if (packet->identifier == VPD_PID_TERM) - return NULL; - else - packet = (vpd_packet_t *) ((char *) packet + - packet->size + 2); - } - - return packet; -} - - -/* - * vpd_find_packet() - Locates and returns the specified - * VPD packet or NULL on error. - */ -static vpd_packet_t *vpd_find_packet(vpd_t * vpd, unsigned char ident) -{ - vpd_packet_t *packet = (vpd_packet_t *) &vpd->packets; - - /* Guaranteed illegal */ - if (ident == VPD_PID_GI) - return NULL; - - /* Scan tuples looking for a match */ - while ((packet->identifier != ident) && - (packet->identifier != VPD_PID_TERM)) - packet = vpd_get_packet(packet); - - /* Did we find it? */ - if ((packet->identifier) && (packet->identifier != ident)) - return NULL; - return packet; -} - - -/* - * vpd_is_valid() - Validates contents of VPD data - * in I2C EEPROM. Returns 1 for - * success or 0 for failure. - */ -static int vpd_is_valid(unsigned dev_addr, unsigned char *buf) -{ - unsigned num_bytes; - vpd_packet_t *packet; - vpd_t *vpd = (vpd_t *) buf; - unsigned short stored_crc16, calc_crc16 = 0xffff; - - /* Check Eyecatcher */ - if (strncmp - ((char *) (vpd->header.eyecatcher), VPD_EYECATCHER, - VPD_EYE_SIZE) != 0) { - unsigned offset = 0; - - if (dev_addr == CONFIG_SYS_DEF_EEPROM_ADDR) - offset += SDRAM_SPD_DATA_SIZE; - printf("Error: VPD EEPROM 0x%x corrupt @ 0x%x\n", dev_addr, - offset); - - return 0; - } - - /* Check Length */ - if (vpd->header.size > VPD_MAX_EEPROM_SIZE) { - printf("Error: VPD EEPROM 0x%x contains bad size 0x%x\n", - dev_addr, vpd->header.size); - return 0; - } - - /* Now find the termination packet */ - packet = vpd_find_packet(vpd, VPD_PID_TERM); - if (packet == NULL) { - printf("Error: VPD EEPROM 0x%x missing termination packet\n", - dev_addr); - return 0; - } - - /* Calculate data size */ - num_bytes = (unsigned long) ((unsigned char *) packet - - (unsigned char *) vpd + - sizeof(vpd_packet_t)); - - /* Find stored CRC and clear it */ - packet = vpd_find_packet(vpd, VPD_PID_CRC); - if (packet == NULL) { - printf("Error: VPD EEPROM 0x%x missing CRC\n", dev_addr); - return 0; - } - memcpy(&stored_crc16, packet->data, sizeof(ushort)); - memset(packet->data, 0, sizeof(ushort)); - - /* OK, lets calculate the CRC and check it */ -#if defined(VXWORKS) - calc_crc16 = (0xffff & crc32(buf, num_bytes)); -#else - calc_crc16 = (0xffff & crc32(0, buf, num_bytes)); -#endif - /* Now restore the CRC */ - memcpy(packet->data, &stored_crc16, sizeof(ushort)); - if (stored_crc16 != calc_crc16) { - printf("Error: VPD EEPROM 0x%x has bad CRC 0x%x\n", - dev_addr, stored_crc16); - return 0; - } - - return 1; -} - - -/* - * size_ok() - Check to see if packet size matches - * size of data we want. Returns 1 for - * good match or 0 for failure. - */ -static int size_ok(vpd_packet_t *packet, unsigned long size) -{ - if (packet->size != size) { - printf("VPD Packet 0x%x corrupt.\n", packet->identifier); - return 0; - } - return 1; -} - - -/* - * strlen_ok() - Check to see if packet size matches - * strlen of the string we want to populate. - * Returns 1 for valid length or 0 for failure. - */ -static int strlen_ok(vpd_packet_t *packet, unsigned long length) -{ - if (packet->size >= length) { - printf("VPD Packet 0x%x corrupt.\n", packet->identifier); - return 0; - } - return 1; -} - - -/* - * get_vpd_data() - populates the passed VPD structure 'vpdInfo' - * with data obtained from the specified - * I2C EEPROM 'dev_addr'. Returns 0 for - * success or 1 for failure. - */ -int vpd_get_data(unsigned char dev_addr, VPD *vpdInfo) -{ - unsigned char buf[VPD_EEPROM_SIZE]; - vpd_t *vpd = (vpd_t *) buf; - vpd_packet_t *packet; - - if (vpdInfo == NULL) - return 1; - - /* - * Fill vpdInfo with 0s to blank out - * unused fields, fill vpdInfo->ethAddrs - * with all 0xffs so that other's code can - * determine how many real Ethernet addresses - * there are. OUIs starting with 0xff are - * broadcast addresses, and would never be - * permantely stored. - */ - memset((void *) vpdInfo, 0, sizeof(VPD)); - memset((void *) &vpdInfo->ethAddrs, 0xff, sizeof(vpdInfo->ethAddrs)); - vpdInfo->_devAddr = dev_addr; - - /* Read the minimum size first */ - if (vpd_reader(buf, dev_addr, 0, VPD_EEPROM_SIZE) == NULL) - return 1; - - /* Check validity of VPD data */ - if (!vpd_is_valid(dev_addr, buf)) { - printf("VPD Data is INVALID!\n"); - return 1; - } - - /* - * Walk all the packets and populate - * the VPD info structure. - */ - packet = (vpd_packet_t *) &vpd->packets; - do { - switch (packet->identifier) { - case VPD_PID_GI: - printf("Error: Illegal VPD value\n"); - break; - case VPD_PID_PID: - if (strlen_ok(packet, MAX_PROD_ID)) { - strncpy(vpdInfo->productId, - (char *) (packet->data), - packet->size); - } - break; - case VPD_PID_REV: - if (size_ok(packet, sizeof(char))) - vpdInfo->revisionId = *packet->data; - break; - case VPD_PID_SN: - if (size_ok(packet, sizeof(unsigned long))) { - memcpy(&vpdInfo->serialNum, - packet->data, - sizeof(unsigned long)); - } - break; - case VPD_PID_MANID: - if (size_ok(packet, sizeof(unsigned char))) - vpdInfo->manuID = *packet->data; - break; - case VPD_PID_PCO: - if (size_ok(packet, sizeof(unsigned long))) { - memcpy(&vpdInfo->configOpt, - packet->data, - sizeof(unsigned long)); - } - break; - case VPD_PID_SYSCLK: - if (size_ok(packet, sizeof(unsigned long))) - memcpy(&vpdInfo->sysClk, - packet->data, - sizeof(unsigned long)); - break; - case VPD_PID_SERCLK: - if (size_ok(packet, sizeof(unsigned long))) - memcpy(&vpdInfo->serClk, - packet->data, - sizeof(unsigned long)); - break; - case VPD_PID_FLASH: - if (size_ok(packet, 9)) { /* XXX - hardcoded, - padding in struct */ - memcpy(&vpdInfo->flashCfg, packet->data, 9); - } - break; - case VPD_PID_ETHADDR: - memcpy(vpdInfo->ethAddrs, packet->data, packet->size); - break; - case VPD_PID_POTS: - if (size_ok(packet, sizeof(char))) - vpdInfo->numPOTS = (unsigned) *packet->data; - break; - case VPD_PID_DS1: - if (size_ok(packet, sizeof(char))) - vpdInfo->numDS1 = (unsigned) *packet->data; - case VPD_PID_GAL: - case VPD_PID_CRC: - case VPD_PID_TERM: - break; - default: - printf("Warning: Found unknown VPD packet ID 0x%x\n", - packet->identifier); - break; - } - } while ((packet = vpd_get_packet(packet))); - - return 0; -} - - -/* - * vpd_init() - Initialize default VPD environment - */ -int vpd_init(unsigned char dev_addr) -{ - return 0; -} - - -/* - * vpd_print() - Pretty print the VPD data. - */ -void vpd_print(VPD *vpdInfo) -{ - const char *const sp = ""; - const char *const sfmt = "%4s%-20s: \"%s\"\n"; - const char *const cfmt = "%4s%-20s: '%c'\n"; - const char *const dfmt = "%4s%-20s: %ld\n"; - const char *const hfmt = "%4s%-20s: %08lX\n"; - const char *const dsfmt = "%4s%-20s: %d\n"; - const char *const hsfmt = "%4s%-20s: %04X\n"; - const char *const dhfmt = "%4s%-20s: %ld (%lX)\n"; - - printf("VPD read from I2C device: %02X\n", vpdInfo->_devAddr); - - if (vpdInfo->productId[0]) - printf(sfmt, sp, "Product ID", vpdInfo->productId); - else - printf(sfmt, sp, "Product ID", "UNKNOWN"); - - if (vpdInfo->revisionId) - printf(cfmt, sp, "Revision ID", vpdInfo->revisionId); - - if (vpdInfo->serialNum) - printf(dfmt, sp, "Serial Number", vpdInfo->serialNum); - - if (vpdInfo->manuID) - printf(dfmt, sp, "Manufacture ID", (long) vpdInfo->manuID); - - if (vpdInfo->configOpt) - printf(hfmt, sp, "Configuration", vpdInfo->configOpt); - - if (vpdInfo->sysClk) - printf(dhfmt, sp, "System Clock", vpdInfo->sysClk, - vpdInfo->sysClk); - - if (vpdInfo->serClk) - printf(dhfmt, sp, "Serial Clock", vpdInfo->serClk, - vpdInfo->serClk); - - if (vpdInfo->numPOTS) - printf(dfmt, sp, "Number of POTS lines", vpdInfo->numPOTS); - - if (vpdInfo->numDS1) - printf(dfmt, sp, "Number of DS1s", vpdInfo->numDS1); - - /* Print Ethernet Addresses */ - if (vpdInfo->ethAddrs[0][0] != 0xff) { - int i, j; - - printf("%4sEtherNet Address(es): ", sp); - for (i = 0; i < MAX_ETH_ADDRS; i++) { - if (vpdInfo->ethAddrs[i][0] != 0xff) { - for (j = 0; j < 6; j++) { - printf("%02X", - vpdInfo->ethAddrs[i][j]); - if (((j + 1) % 6) != 0) - printf(":"); - else - printf(" "); - } - if (((i + 1) % 3) == 0) - printf("\n%24s: ", sp); - } - } - printf("\n"); - } - - if (vpdInfo->flashCfg.mfg && vpdInfo->flashCfg.dev) { - printf("Main Flash Configuration:\n"); - printf(hsfmt, sp, "Manufacture ID", vpdInfo->flashCfg.mfg); - printf(hsfmt, sp, "Device ID", vpdInfo->flashCfg.dev); - printf(dsfmt, sp, "Device Width", vpdInfo->flashCfg.devWidth); - printf(dsfmt, sp, "Num. Devices", vpdInfo->flashCfg.numDevs); - printf(dsfmt, sp, "Num. Columns", vpdInfo->flashCfg.numCols); - printf(dsfmt, sp, "Column Width", vpdInfo->flashCfg.colWidth); - printf(dsfmt, sp, "WE Data Width", - vpdInfo->flashCfg.weDataWidth); - } -} diff --git a/board/w7o/vpd.h b/board/w7o/vpd.h deleted file mode 100644 index 2395b18..0000000 --- a/board/w7o/vpd.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _VPD_H_ -#define _VPD_H_ - -/* - * Main Flash Configuration. - */ -typedef struct flashCfg_s { - unsigned short mfg; /* Manufacture ID */ - unsigned short dev; /* Device ID */ - unsigned char devWidth; /* Device Width */ - unsigned char numDevs; /* Number of devices */ - unsigned char numCols; /* Number of columns */ - unsigned char colWidth; /* Width of a column */ - unsigned char weDataWidth; /* Write/Erase Data Width */ -} flashCfg_t; - -/* - * Vital Product Data - VPD - */ -#define MAX_PROD_ID 15 -#define MAX_ETH_ADDRS 10 -typedef unsigned char EthAddr[6]; -typedef struct vpd { - unsigned char _devAddr; /* Device address during read */ - char productId[MAX_PROD_ID]; /* Product ID */ - char revisionId; /* Revision ID as a char */ - unsigned long serialNum; /* Serial number */ - unsigned char manuID; /* Manufact ID - byte int */ - unsigned long configOpt; /* Config Option - bit field */ - unsigned long sysClk; /* System clock in Hertz */ - unsigned long serClk; /* Ext. clock in Hertz */ - flashCfg_t flashCfg; /* Flash configuration */ - unsigned long numPOTS; /* Number of POTS lines */ - unsigned long numDS1; /* Number of DS1 circuits */ - EthAddr ethAddrs[MAX_ETH_ADDRS]; /* Ethernet MAC, 1st = craft */ -} VPD; - - -#define VPD_MAX_EEPROM_SIZE 512 /* Max size VPD EEPROM */ -#define SDRAM_SPD_DATA_SIZE 128 /* Size SPD in VPD EEPROM */ - -/* - * PIDs - Packet Identifiers - */ -#define VPD_PID_GI 0x0 /* Guaranted Illegal */ -#define VPD_PID_PID 0x1 /* Product Identifier */ -#define VPD_PID_REV 0x2 /* Product Revision */ -#define VPD_PID_SN 0x3 /* Serial Number */ -#define VPD_PID_MANID 0x4 /* Manufacture ID */ -#define VPD_PID_PCO 0x5 /* Product configuration */ -#define VPD_PID_SYSCLK 0x6 /* System Clock */ -#define VPD_PID_SERCLK 0x7 /* Ser. Clk. Speed in Hertz */ -#define VPD_PID_CRC 0x8 /* VPD CRC */ -#define VPD_PID_FLASH 0x9 /* Flash Configuration */ -#define VPD_PID_ETHADDR 0xA /* Ethernet Address(es) */ -#define VPD_PID_GAL 0xB /* Galileo Switch Config */ -#define VPD_PID_POTS 0xC /* Number of POTS Lines */ -#define VPD_PID_DS1 0xD /* Number of DS1s */ -#define VPD_PID_TERM 0xFF /* Termination packet */ - -/* - * VPD - Eyecatcher/Magic - */ -#define VPD_EYECATCHER "W7O" -#define VPD_EYE_SIZE 3 -typedef struct vpd_header { - unsigned char eyecatcher[VPD_EYE_SIZE]; /* eyecatcher - "W7O" */ - unsigned short size __attribute__((packed)); /* size of EEPROM */ -} vpd_header_t; - - -#define VPD_DATA_SIZE (VPD_MAX_EEPROM_SIZE - SDRAM_SPD_DATA_SIZE - \ - sizeof(vpd_header_t)) -typedef struct vpd_s { - vpd_header_t header; - unsigned char packets[VPD_DATA_SIZE]; -} vpd_t; - -typedef struct vpd_packet { - unsigned char identifier; - unsigned char size; - unsigned char data[1]; -} vpd_packet_t; - -/* - * VPD configOpt bit mask - */ -#define VPD_HAS_BBRAM 0x1 /* Battery backed SRAM */ -#define VPD_HAS_RTC 0x2 /* Battery backed RTC */ -#define VPD_HAS_EXT_SER_CLK 0x4 /* External serial clock */ -#define VPD_HAS_SER_TRANS_1 0x8 /* COM1 transceiver */ -#define VPD_HAS_SER_TRANS_2 0x10 /* COM2 transceiver */ -#define VPD_HAS_CRAFT_PHY 0x20 /* CRAFT Ethernet */ -#define VPD_HAS_DTT_1 0x40 /* I2C Digital therm. #1 */ -#define VPD_HAS_DTT_2 0x80 /* I2C Digital therm. #2 */ -#define VPD_HAS_1000_UP_LASER 0x100 /* GMM - 1000Mbit Uplink */ -#define VPD_HAS_70KM_UP_LASER 0x200 /* CMM - 70KM Uplink laser */ -#define VPD_HAS_2_UPLINKS 0x400 /* CMM - 2 uplink lasers */ -#define VPD_HAS_FPGA 0x800 /* Has 1 or more FPGAs */ -#define VPD_HAS_DFA 0x1000 /* CLM - Has 2 Fiber Inter. */ -#define VPD_HAS_GAL_SWITCH 0x2000 /* GMM - Has a Gal switch */ -#define VPD_HAS_POTS_LINES 0x4000 /* GMM - Has POTS lines */ -#define VPD_HAS_DS1_CHANNELS 0x8000 /* GMM - Has DS1 channels */ -#define VPD_HAS_CABLE_RETURN 0x10000 /* GBM/GBR - Cable ret. path */ - -#define VPD_EEPROM_SIZE (256 - SDRAM_SPD_DATA_SIZE) /* Size EEPROM */ - -extern int vpd_get_data(unsigned char dev_addr, VPD *vpd); -extern void vpd_print(VPD *vpdInfo); - -#endif /* _VPD_H_ */ diff --git a/board/w7o/w7o.c b/board/w7o/w7o.c deleted file mode 100644 index afbbaf5..0000000 --- a/board/w7o/w7o.c +++ /dev/null @@ -1,257 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <command.h> -#include "w7o.h" -#include <asm/processor.h> - -#include "vpd.h" -#include "errors.h" -#include <watchdog.h> - -unsigned long get_dram_size (void); -void sdram_init(void); - -/* ------------------------------------------------------------------------- */ - -int board_early_init_f (void) -{ -#if defined(CONFIG_W7OLMG) - /* - * Setup GPIO pins - reset devices. - */ - out32 (PPC405GP_GPIO0_ODR, 0x10000000); /* one open drain pin */ - out32 (PPC405GP_GPIO0_OR, 0x3E000000); /* set output pins to default */ - out32 (PPC405GP_GPIO0_TCR, 0x7f800000); /* setup for output */ - - /* - * IRQ 0-15 405GP internally generated; active high; level sensitive - * IRQ 16 405GP internally generated; active low; level sensitive - * IRQ 17-24 RESERVED - * IRQ 25 (EXT IRQ 0) XILINX; active low; level sensitive - * IRQ 26 (EXT IRQ 1) PCI INT A; active low; level sensitive - * IRQ 27 (EXT IRQ 2) PCI INT B; active low; level sensitive - * IRQ 28 (EXT IRQ 3) SAM 2; active low; level sensitive - * IRQ 29 (EXT IRQ 4) Battery Bad; active low; level sensitive - * IRQ 30 (EXT IRQ 5) Level One PHY; active low; level sensitive - * IRQ 31 (EXT IRQ 6) SAM 1; active high; level sensitive - */ - mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - mtdcr (UIC0ER, 0x00000000); /* disable all ints */ - - mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */ - mtdcr (UIC0PR, 0xFFFFFF80); /* set int polarities */ - mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */ - mtdcr (UIC0VCR, 0x00000001); /* set vect base=0, - INT0 highest priority */ - - mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - -#elif defined(CONFIG_W7OLMC) - /* - * Setup GPIO pins - */ - out32 (PPC405GP_GPIO0_ODR, 0x01800000); /* XCV Done Open Drain */ - out32 (PPC405GP_GPIO0_OR, 0x03800000); /* set out pins to default */ - out32 (PPC405GP_GPIO0_TCR, 0x66C00000); /* setup for output */ - - /* - * IRQ 0-15 405GP internally generated; active high; level sensitive - * IRQ 16 405GP internally generated; active low; level sensitive - * IRQ 17-24 RESERVED - * IRQ 25 (EXT IRQ 0) DBE 0; active low; level sensitive - * IRQ 26 (EXT IRQ 1) DBE 1; active low; level sensitive - * IRQ 27 (EXT IRQ 2) DBE 2; active low; level sensitive - * IRQ 28 (EXT IRQ 3) DBE Common; active low; level sensitive - * IRQ 29 (EXT IRQ 4) PCI; active low; level sensitive - * IRQ 30 (EXT IRQ 5) RCMM Reset; active low; level sensitive - * IRQ 31 (EXT IRQ 6) PHY; active high; level sensitive - */ - mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - mtdcr (UIC0ER, 0x00000000); /* disable all ints */ - - mtdcr (UIC0CR, 0x00000000); /* set all to be non-critical */ - mtdcr (UIC0PR, 0xFFFFFF80); /* set int polarities */ - mtdcr (UIC0TR, 0x10000000); /* set int trigger levels */ - mtdcr (UIC0VCR, 0x00000001); /* set vect base=0, - INT0 highest priority */ - - mtdcr (UIC0SR, 0xFFFFFFFF); /* clear all ints */ - -#else /* Unknown */ -# error "Unknown W7O board configuration" -#endif - - WATCHDOG_RESET (); /* Reset the watchdog */ - temp_uart_init (); /* init the uart for debug */ - WATCHDOG_RESET (); /* Reset the watchdog */ - test_led (); /* test the LEDs */ - test_sdram (get_dram_size ()); /* test the dram */ - log_stat (ERR_POST1); /* log status,post1 complete */ - return 0; -} - - -/* ------------------------------------------------------------------------- */ - -/* - * Check Board Identity: - */ -int checkboard (void) -{ - VPD vpd; - - puts ("Board: "); - - /* VPD data present in I2C EEPROM */ - if (vpd_get_data (CONFIG_SYS_DEF_EEPROM_ADDR, &vpd) == 0) { - /* - * Known board type. - */ - if (vpd.productId[0] && - ((strncmp (vpd.productId, "GMM", 3) == 0) || - (strncmp (vpd.productId, "CMM", 3) == 0))) { - - /* Output board information on startup */ - printf ("\"%s\", revision '%c', serial# %ld, manufacturer %u\n", vpd.productId, vpd.revisionId, vpd.serialNum, vpd.manuID); - return (0); - } - } - - puts ("### Unknown HW ID - assuming NOTHING\n"); - return (0); -} - -/* ------------------------------------------------------------------------- */ - -phys_size_t initdram (int board_type) -{ - /* - * ToDo: Move the asm init routine sdram_init() to this C file, - * or even better use some common ppc4xx code available - * in arch/powerpc/cpu/ppc4xx - */ - sdram_init(); - - return get_dram_size (); -} - -unsigned long get_dram_size (void) -{ - int tmp, i, regs[4]; - int size = 0; - - /* Get bank Size registers */ - mtdcr (SDRAM0_CFGADDR, SDRAM0_B0CR); /* get bank 0 config reg */ - regs[0] = mfdcr (SDRAM0_CFGDATA); - - mtdcr (SDRAM0_CFGADDR, SDRAM0_B1CR); /* get bank 1 config reg */ - regs[1] = mfdcr (SDRAM0_CFGDATA); - - mtdcr (SDRAM0_CFGADDR, SDRAM0_B2CR); /* get bank 2 config reg */ - regs[2] = mfdcr (SDRAM0_CFGDATA); - - mtdcr (SDRAM0_CFGADDR, SDRAM0_B3CR); /* get bank 3 config reg */ - regs[3] = mfdcr (SDRAM0_CFGDATA); - - /* compute the size, add each bank if enabled */ - for (i = 0; i < 4; i++) { - if (regs[i] & 0x0001) { /* if enabled, */ - tmp = ((regs[i] >> (31 - 14)) & 0x7); /* get size bits */ - tmp = 0x400000 << tmp; /* Size bits X 4MB = size */ - size += tmp; - } - } - - return size; -} - -int misc_init_f (void) -{ - return 0; -} - -static void w7o_env_init (VPD * vpd) -{ - /* - * Read VPD - */ - if (vpd_get_data (CONFIG_SYS_DEF_EEPROM_ADDR, vpd) != 0) - return; - - /* - * Known board type. - */ - if (vpd->productId[0] && - ((strncmp (vpd->productId, "GMM", 3) == 0) || - (strncmp (vpd->productId, "CMM", 3) == 0))) { - char buf[30]; - char *eth; - char *serial = getenv ("serial#"); - char *ethaddr = getenv ("ethaddr"); - - /* Set 'serial#' envvar if serial# isn't set */ - if (!serial) { - sprintf (buf, "%s-%ld", vpd->productId, - vpd->serialNum); - setenv ("serial#", buf); - } - - /* Set 'ethaddr' envvar if 'ethaddr' envvar is the default */ - eth = (char *)(vpd->ethAddrs[0]); - if (ethaddr - && (strcmp(ethaddr, __stringify(CONFIG_ETHADDR)) == 0)) { - /* Now setup ethaddr */ - sprintf (buf, "%02x:%02x:%02x:%02x:%02x:%02x", - eth[0], eth[1], eth[2], eth[3], eth[4], - eth[5]); - setenv ("ethaddr", buf); - } - } -} /* w7o_env_init() */ - - -int misc_init_r (void) -{ - VPD vpd; /* VPD information */ - -#if defined(CONFIG_W7OLMG) - unsigned long greg; /* GPIO Register */ - - greg = in32 (PPC405GP_GPIO0_OR); - - /* - * XXX - Unreset devices - this should be moved into VxWorks driver code - */ - greg |= 0x41800000L; /* SAM, PHY, Galileo */ - - out32 (PPC405GP_GPIO0_OR, greg); /* set output pins to default */ -#endif /* CONFIG_W7OLMG */ - - /* - * Initialize W7O environment variables - */ - w7o_env_init (&vpd); - - /* - * Initialize the FPGA(s). - */ - if (init_fpga () == 0) - test_fpga ((unsigned short *) CONFIG_FPGAS_BASE); - - /* More POST testing. */ - post2 (); - - /* Done with hardware initialization and POST. */ - log_stat (ERR_POSTOK); - - /* Call silly, fail safe boot init routine */ - init_fsboot (); - - return (0); -} diff --git a/board/w7o/w7o.h b/board/w7o/w7o.h deleted file mode 100644 index 9ef682c..0000000 --- a/board/w7o/w7o.h +++ /dev/null @@ -1,73 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#ifndef _W7O_H_ -#define _W7O_H_ -#include <config.h> - -/* AMCC 405GP PowerPC GPIO registers */ -#define PPC405GP_GPIO0_OR 0xef600700L /* GPIO Output */ -#define PPC405GP_GPIO0_TCR 0xef600704L /* GPIO Three-State Control */ -#define PPC405GP_GPIO0_ODR 0xef600718L /* GPIO Open Drain */ -#define PPC405GP_GPIO0_IR 0xef60071cL /* GPIO Input */ - -/* LMG FPGA <=> CPU GPIO signals */ -#define LMG_XCV_INIT 0x10000000L -#define LMG_XCV_PROG 0x04000000L -#define LMG_XCV_DONE 0x00400000L -#define LMG_XCV_CNFG_0 0x08000000L -#define LMG_XCV_IRQ_0 0x0L - -/* LMC FPGA <=> CPU GPIO signals */ -#define LMC_XCV_INIT 0x00800000L -#define LMC_XCV_PROG 0x40000000L -#define LMC_XCV_DONE 0x01000000L -#define LMC_XCV_CNFG_0 0x00004000L /* Shared with IRQ 0 */ -#define LMC_XCV_CNFG_1 0x00002000L /* Shared with IRQ 1 */ -#define LMC_XCV_CNFG_2 0x00001000L /* Shared with IRQ 2 */ -#define LMC_XCV_IRQ_0 0x00080000L /* Shared with GPIO 17 */ -#define LMC_XCV_IRQ_1 0x00040000L /* Shared with GPIO 18 */ -#define LMC_XCV_IRQ_3 0x00020000L /* Shared tiwht GPIO 19 */ - - -/* - * Setup FPGA <=> GPIO mappings - */ -#if defined(CONFIG_W7OLMG) -# define GPIO_XCV_INIT LMG_XCV_INIT -# define GPIO_XCV_PROG LMG_XCV_PROG -# define GPIO_XCV_DONE LMG_XCV_DONE -# define GPIO_XCV_CNFG LMG_XCV_CNFG_0 -# define GPIO_XCV_IRQ LMG_XCV_IRQ_0 -# define GPIO_GPIO_1 0x40000000L -# define GPIO_GPIO_6 0x02000000L -# define GPIO_GPIO_7 0x01000000L -# define GPIO_GPIO_8 0x00800000L -#elif defined(CONFIG_W7OLMC) -# define GPIO_XCV_INIT LMC_XCV_INIT -# define GPIO_XCV_PROG LMC_XCV_PROG -# define GPIO_XCV_DONE LMC_XCV_DONE -# define GPIO_XCV_CNFG LMC_XCV_CNFG_0 -# define GPIO_XCV_IRQ LMC_XCV_IRQ_0 -#else -# error "Unknown W7O board configuration" -#endif - -/* Power On Self Tests */ -extern void post2(void); -extern int test_led(void); -extern int test_sdram(unsigned long size); -extern void test_fpga(unsigned short *daddr); - -/* FGPA */ -extern int init_fpga(void); - -/* Misc */ -extern int temp_uart_init(void); -extern void init_fsboot(void); - -#endif /* _W7O_H_ */ diff --git a/board/w7o/watchdog.c b/board/w7o/watchdog.c deleted file mode 100644 index ff1b212..0000000 --- a/board/w7o/watchdog.c +++ /dev/null @@ -1,31 +0,0 @@ -/* - * (C) Copyright 2001 - * Erik Theisen, Wave 7 Optics, etheisen@mindspring.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * W7O board level hardware watchdog. - */ -#include <common.h> -#include <config.h> - -#ifdef CONFIG_HW_WATCHDOG -#include <watchdog.h> - -void hw_watchdog_reset(void) -{ - volatile ushort *hwd = (ushort *)(CONFIG_SYS_W7O_EBC_PB7CR & 0xfff00000); - - /* - * Read the LMG's hwd register and toggle the - * watchdog bit to reset it. On the LMC, just - * reading it is enough, but toggling the bit - * doen't hurt either. - */ - *hwd = *hwd ^ 0x8000; - -} /* hw_watchdog_reset() */ - -#endif /* CONFIG_HW_WATCHDOG */ |