diff options
author | wdenk <wdenk> | 2003-09-17 22:48:07 (GMT) |
---|---|---|
committer | wdenk <wdenk> | 2003-09-17 22:48:07 (GMT) |
commit | b0639ca33214eedeb026ce45ad1871d477cdbfb8 (patch) | |
tree | b8c96fee7fe8e55004c2141d1a0a31ded7b3f8f5 /board | |
parent | f54ebdfa28a3c384cb4904f75f8228f3c6d748c5 (diff) | |
download | u-boot-b0639ca33214eedeb026ce45ad1871d477cdbfb8.tar.xz |
Support new configuration of TRAB board with more memory
Minor cleanup of comments
Diffstat (limited to 'board')
-rw-r--r-- | board/trab/auto_update.c | 194 | ||||
-rw-r--r-- | board/trab/config.mk | 11 | ||||
-rw-r--r-- | board/trab/memsetup.S | 18 |
3 files changed, 177 insertions, 46 deletions
diff --git a/board/trab/auto_update.c b/board/trab/auto_update.c index 5911185..da3b71c 100644 --- a/board/trab/auto_update.c +++ b/board/trab/auto_update.c @@ -53,20 +53,20 @@ /* * Check whether a USB memory stick is plugged in. * If one is found: - * 1) try to do an MSDOS ls - * 2) if preinst.img is found and is not 0 length, load it into - * memory and run it (how to check beforehand if it's a - * valid HUSH command file?) - * 3) - * 4) - * 5) - * 6) - * 7) - * 8) - * 9) - * 10) - * 11) - * 12) + * 1) if prepare.img ist found load it into memory. If it is + * valid then run it. + * 2) if preinst.img is found load it into memory. If it is + * valid then run it. Update the EEPROM. + * 3) if firmware.img is found load it into memory. If it is valid, + * burn it into FLASH and update the EEPROM. + * 4) if kernel.img is found load it into memory. If it is valid, + * burn it into FLASH and update the EEPROM. + * 5) if app.img is found load it into memory. If it is valid, + * burn it into FLASH and update the EEPROM. + * 6) if disk.img is found load it into memory. If it is valid, + * burn it into FLASH and update the EEPROM. + * 7) if postinst.img is found load it into memory. If it is + * valid then run it. Update the EEPROM. */ #undef AU_DEBUG @@ -87,8 +87,14 @@ #define AU_DISK "disk.img" #define AU_POSTINST "postinst.img" +struct flash_layout +{ + long start; + long end; +}; + /* layout of the FLASH. ST = start address, ND = end address. */ -#ifndef CONFIG_OLD_VERSION /* 16 MB Flash, 32 MB RAM */ +#ifndef CONFIG_FLASH_8MB /* 16 MB Flash, 32 MB RAM */ #define AU_FL_FIRMWARE_ST 0x00000000 #define AU_FL_FIRMWARE_ND 0x0009FFFF #define AU_FL_VFD_ST 0x000A0000 @@ -110,14 +116,14 @@ #define AU_FL_DISK_ND 0x007DFFFF #define AU_FL_VFD_ST 0x007E0000 #define AU_FL_VFD_ND 0x007FFFFF -#endif /* CONFIG_OLD_VERSION */ +#endif /* CONFIG_FLASH_8MB */ /* a structure with the offsets to values in the EEPROM */ struct eeprom_layout { - unsigned int time; - unsigned int size; - unsigned int dcrc; + int time; + int size; + int dcrc; }; /* layout of the EEPROM - offset from the start. All entries are 32 bit. */ @@ -141,6 +147,15 @@ struct eeprom_layout #define AU_EEPROM_DCRC_POSTINST 132 static int au_usb_stor_curr_dev; /* current device */ + +/* index of each file in the following arrays */ +#define IDX_PREPARE 0 +#define IDX_PREINST 1 +#define IDX_FIRMWARE 2 +#define IDX_KERNEL 3 +#define IDX_APP 4 +#define IDX_DISK 5 +#define IDX_POSTINST 6 /* max. number of files which could interest us */ #define AU_MAXFILES 7 /* pointers to file names */ @@ -157,16 +172,20 @@ struct eeprom_layout auee_off[AU_MAXFILES] = { \ {AU_EEPROM_TIME_DISK, AU_EEPROM_SIZE_DISK, AU_EEPROM_DCRC_DISK,}, \ {AU_EEPROM_TIME_POSTINST, AU_EEPROM_SIZE_POSTINST, AU_EEPROM_DCRC_POSTINST,} \ }; -/* index of each file in the above array */ -#define IDX_PREPARE 0 -#define IDX_PREINST 1 -#define IDX_FIRMWARE 2 -#define IDX_KERNEL 3 -#define IDX_APP 4 -#define IDX_DISK 5 -#define IDX_POSTINST 6 +/* array of flash areas start and end addresses */ +struct flash_layout aufl_layout[AU_MAXFILES - 3] = { \ + {AU_FL_FIRMWARE_ST, AU_FL_FIRMWARE_ND,}, \ + {AU_FL_KERNEL_ST, AU_FL_KERNEL_ND,}, \ + {AU_FL_APP_ST, AU_FL_APP_ND,}, \ + {AU_FL_DISK_ST, AU_FL_DISK_ND,}, \ +}; +/* convert the index into aufile[] to an index into aufl_layout[] */ +#define FIDX_TO_LIDX(idx) ((idx) - 2) + /* where to load files into memory */ -#define LOAD_ADDR ((unsigned char *)0x0c100000) +#define LOAD_ADDR ((unsigned char *)0x0C100100) +/* where to build strings in memory - 256 bytes should be enough */ +#define STRING_ADDR ((char *)0x0C100000) /* the disk is the largest image */ #define MAX_LOADSZ ausize[IDX_DISK] @@ -180,9 +199,9 @@ extern int i2c_write (uchar, uint, int , uchar* , int); extern int trab_vfd (ulong); extern int transfer_pic(unsigned char, unsigned char *, int, int); #endif -extern int i2c_write_multiple (uchar, uint, int, uchar *, int); -extern int i2c_read_multiple (uchar, uint, int, uchar *, int); - +/* change char* to void* to shutup the compiler */ +extern int i2c_write_multiple (uchar, uint, int, void *, int); +extern int i2c_read_multiple (uchar, uint, int, void *, int); int au_check_valid(int idx, long nbytes) @@ -193,6 +212,7 @@ au_check_valid(int idx, long nbytes) hdr = (image_header_t *)LOAD_ADDR; /* check the easy ones first */ +#undef CHECK_VALID_DEBUG #ifdef CHECK_VALID_DEBUG printf("magic %#x %#x ", ntohl(hdr->ih_magic), IH_MAGIC); printf("arch %#x %#x ", hdr->ih_arch, IH_CPU_ARM); @@ -202,7 +222,7 @@ au_check_valid(int idx, long nbytes) if (ntohl(hdr->ih_magic) != IH_MAGIC || hdr->ih_arch != IH_CPU_ARM || nbytes < ntohl(hdr->ih_size)) { - printf ("Image %s Bad MAGIC or ARCH or SIZE\n", aufile[idx]); + printf ("Image %s bad MAGIC or ARCH or SIZE\n", aufile[idx]); return -1; } /* check the hdr CRC */ @@ -210,7 +230,7 @@ au_check_valid(int idx, long nbytes) hdr->ih_hcrc = 0; if (crc32 (0, (char *)hdr, sizeof(*hdr)) != checksum) { - printf ("Image %s Bad Header Checksum\n", aufile[idx]); + printf ("Image %s bad header checksum\n", aufile[idx]); return -1; } /* check the data CRC */ @@ -219,28 +239,28 @@ au_check_valid(int idx, long nbytes) if (crc32 (0, (char *)(LOAD_ADDR + sizeof(*hdr)), ntohl(hdr->ih_size)) != checksum) { - printf ("Image %s Bad Data Checksum\n", aufile[idx]); + printf ("Image %s bad data checksum\n", aufile[idx]); return -1; } /* check the type - could do this all in one gigantic if() */ if ((idx == IDX_FIRMWARE) && (hdr->ih_type != IH_TYPE_FIRMWARE)) { - printf ("Image %s Wrong Type\n", aufile[idx]); + printf ("Image %s wrong type\n", aufile[idx]); return -1; } if ((idx == IDX_KERNEL) && (hdr->ih_type != IH_TYPE_KERNEL)) { - printf ("Image %s Wrong Type\n", aufile[idx]); + printf ("Image %s wrong type\n", aufile[idx]); return -1; } if ((idx == IDX_DISK || idx == IDX_APP) && (hdr->ih_type != IH_TYPE_RAMDISK)) { - printf ("Image %s Wrong Type\n", aufile[idx]); + printf ("Image %s wrong type\n", aufile[idx]); return -1; } if ((idx == IDX_PREPARE || idx == IDX_PREINST || idx == IDX_POSTINST) && (hdr->ih_type != IH_TYPE_SCRIPT)) { - printf ("Image %s Wrong Type\n", aufile[idx]); + printf ("Image %s wrong type\n", aufile[idx]); return -1; } /* special case for prepare.img */ @@ -272,14 +292,20 @@ buf[0], buf[1], buf[2], buf[3], *((unsigned int *)buf), ntohl(hdr->ih_time)); #define POWER_OFF (1 << 1) int -au_do_update(int idx) +au_do_update(int idx, long sz) { image_header_t *hdr; char *addr; + long start, end; + char *strbuf = STRING_ADDR; + int off; + uint nbytes; hdr = (image_header_t *)LOAD_ADDR; + /* disable the power switch */ *CPLD_VFD_BK |= POWER_OFF; + /* execute a script */ if (hdr->ih_type == IH_TYPE_SCRIPT) { addr = (char *)((char *)hdr + sizeof(*hdr) + 8); @@ -287,6 +313,68 @@ au_do_update(int idx) FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP); return 0; } + + start = aufl_layout[FIDX_TO_LIDX(idx)].start; + end = aufl_layout[FIDX_TO_LIDX(idx)].end; + + /* unprotect the address range */ + /* this assumes that ONLY the firmware is protected! */ + if (idx == IDX_FIRMWARE) { +#undef AU_UPDATE_TEST +#ifdef AU_UPDATE_TEST + /* erase it where Linux goes */ + start = aufl_layout[1].start; + end = aufl_layout[1].end; +#endif + debug ("protect off %lx %lx\n", start, end); + sprintf(strbuf, "protect off %lx %lx\n", start, end); + parse_string_outer(strbuf, + FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP); + } + + /* erase the address range */ + debug ("erase %lx %lx\n", start, end); + sprintf(strbuf, "erase %lx %lx\n", start, end); + parse_string_outer(strbuf, + FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP); + + /* strip the header - except for the kernel */ + if (idx == IDX_FIRMWARE || idx == IDX_DISK || idx == IDX_APP) { + addr = (char *)((char *)hdr + sizeof(*hdr)); +#ifdef AU_UPDATE_TEST + /* copy it to where Linux goes */ + if (idx == IDX_FIRMWARE) + start = aufl_layout[1].start; +#endif + off = 0; + nbytes = ntohl(hdr->ih_size); + } else { + addr = (char *)hdr; + off = sizeof(*hdr); + nbytes = sizeof(*hdr) + ntohl(hdr->ih_size); + } + + /* copy the data from RAM to FLASH */ + debug ("cp.b %p %lx %x\n", addr, start, nbytes); + sprintf(strbuf, "cp.b %p %lx %x\n", addr, start, nbytes); + parse_string_outer(strbuf, + FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP); + + /* check the dcrc of the copy */ + if (crc32 (0, (char *)(start + off), ntohl(hdr->ih_size)) + != ntohl(hdr->ih_dcrc)) { + printf ("Image %s Bad Data Checksum After COPY\n", aufile[idx]); + return -1; + } + + /* protect the address range */ + /* this assumes that ONLY the firmware is protected! */ + if (idx == IDX_FIRMWARE) { + printf("protect on %lx %lx\n", start, end); + sprintf(strbuf, "protect on %lx %lx\n", start, end); + parse_string_outer(strbuf, + FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP); + } return 0; } @@ -294,8 +382,22 @@ int au_update_eeprom(int idx) { image_header_t *hdr; + int off; + uint32_t val; hdr = (image_header_t *)LOAD_ADDR; + /* write the time field into EEPROM */ + off = auee_off[idx].time; + val = ntohl(hdr->ih_time); + i2c_write_multiple(0x54, off, 1, &val, sizeof(val)); + /* write the size field into EEPROM */ + off = auee_off[idx].size; + val = ntohl(hdr->ih_size); + i2c_write_multiple(0x54, off, 1, &val, sizeof(val)); + /* write the dcrc field into EEPROM */ + off = auee_off[idx].dcrc; + val = ntohl(hdr->ih_dcrc); + i2c_write_multiple(0x54, off, 1, &val, sizeof(val)); /* enable the power switch */ *CPLD_VFD_BK &= ~POWER_OFF; return 0; @@ -311,9 +413,10 @@ do_auto_update(void) { block_dev_desc_t *stor_dev; long sz; - int i, res, bitmap_first; + int i, res, bitmap_first, cnt; char *env; +#undef ERASE_EEPROM #ifdef ERASE_EEPROM int arr[18]; memset(arr, 0, sizeof(arr)); @@ -352,6 +455,7 @@ do_auto_update(void) if (file_fat_detectfs() != 0) { debug ("file_fat_detectfs failed\n"); } + /* initialize the array of file names */ memset(aufile, 0, sizeof(aufile)); aufile[IDX_PREPARE] = AU_PREPARE; @@ -404,11 +508,19 @@ do_auto_update(void) #endif /* this is really not a good idea, but it's what the */ /* customer wants. */ + cnt = 0; do { - res = au_do_update(i); + res = au_do_update(i, sz); +#ifdef AU_TEST_ONLY + cnt++; + } while (res < 0 && cnt < 3); + if (cnt < 3) +#else } while (res < 0); +#endif au_update_eeprom(i); } + usb_stop(); return 0; } #endif /* CONFIG_AUTO_UPDATE */ diff --git a/board/trab/config.mk b/board/trab/config.mk index 37ed5b1..2cb8eda 100644 --- a/board/trab/config.mk +++ b/board/trab/config.mk @@ -8,16 +8,19 @@ # # -# TRAB has 1 bank of 16 MB DRAM +# TRAB has 1 bank of 16 MB or 32 MB DRAM # # 0c00'0000 to 0e00'0000 # # Linux-Kernel is expected to be at 0c00'8000, entry 0c00'8000 # -# we load ourself to 0cf0'0000 +# we load ourself to 0CF0'0000 / 0DF0'0000 # -# download areas is 0c80'0000 +# download areas is 0C80'0000 # +sinclude $(TOPDIR)/board/$(BOARDDIR)/config.tmp -TEXT_BASE = 0x0cf00000 +ifndef TEXT_BASE +TEXT_BASE = 0x0DF00000 +endif diff --git a/board/trab/memsetup.S b/board/trab/memsetup.S index 7914513..92f7d3b 100644 --- a/board/trab/memsetup.S +++ b/board/trab/memsetup.S @@ -5,7 +5,7 @@ * Jan-Derk Bakker (J.D.Bakker@its.tudelft.nl) * * Modified for the TRAB board by - * (C) Copyright 2002 + * (C) Copyright 2002-2003 * Gary Jennejohn, DENX Software Engineering, <gj@denx.de> * * See file CREDITS for list of people who contributed to this @@ -101,6 +101,17 @@ #define B5_Tacp 0x0 #define B5_PMC 0x0 /* normal */ +#ifndef CONFIG_RAM_16MB /* 32 MB RAM */ +/* Bank6 */ +#define B6_MT 0x3 /* SDRAM */ +#define B6_Trcd 0x1 /* 3clk */ +#define B6_SCAN 0x1 /* 9 bit */ + +/* Bank7 */ +#define B7_MT 0x3 /* SDRAM */ +#define B7_Trcd 0x1 /* 3clk */ +#define B7_SCAN 0x1 /* 9 bit */ +#else /* CONFIG_RAM_16MB = 16 MB RAM */ /* Bank6 */ #define B6_MT 0x3 /* SDRAM */ #define B6_Trcd 0x1 /* 2clk */ @@ -110,6 +121,7 @@ #define B7_MT 0x3 /* SDRAM */ #define B7_Trcd 0x1 /* 2clk */ #define B7_SCAN 0x0 /* 8 bit */ +#endif /* CONFIG_RAM_16MB */ /* refresh parameter */ #define REFEN 0x1 /* enable refresh */ @@ -161,6 +173,10 @@ SMRDATA: .word ((B6_MT<<15)+(B6_Trcd<<2)+(B6_SCAN)) /* GCS6 */ .word ((B7_MT<<15)+(B7_Trcd<<2)+(B7_SCAN)) /* GCS7 */ .word ((REFEN<<23)+(TREFMD<<22)+(Trp<<20)+(Trc<<18)+(Tchr<<16)+REFCNT) +#ifndef CONFIG_RAM_16MB /* 32 MB RAM */ + .word 0x10 /* BUSWIDTH=32, SCLK power saving mode, BANKSIZE 32M/32M */ +#else /* CONFIG_RAM_16MB = 16 MB RAM */ .word 0x17 /* BUSWIDTH=32, SCLK power saving mode, BANKSIZE 16M/16M */ +#endif /* CONFIG_RAM_16MB */ .word 0x30 /* MRSR6, CL=3clk */ .word 0x30 /* MRSR7 */ |