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https://github.com/Stichting-MINIX-Research-Foundation/u-boot.git
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board/etx094/flash.c: CodingStyle cleanup
Make (mostly) checkpatch clean (don't convert to use I/O accessors yet, so there will be "Use of volatile is usually wrong" warnings left. Signed-off-by: Wolfgang Denk <wd@denx.de>
This commit is contained in:
Wolfgang Denk
parent
937943d3f0
commit
d0bb8d485e
@ -24,7 +24,7 @@
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#include <common.h>
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#include <mpc8xx.h>
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flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */
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flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS];
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/*-----------------------------------------------------------------------
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* Functions
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@ -44,9 +44,8 @@ unsigned long flash_init (void)
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int i;
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/* Init: no FLASHes known */
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for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
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for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i)
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flash_info[i].flash_id = FLASH_UNKNOWN;
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}
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/* Static FLASH Bank configuration here - FIXME XXX */
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@ -71,19 +70,22 @@ unsigned long flash_init (void)
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flash_info[1].sector_count = -1;
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flash_info[0].size = 0;
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flash_info[1].size = 0;
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return (0);
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return 0;
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}
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/* Remap FLASH according to real size */
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memctl->memc_or0 = CONFIG_SYS_OR_TIMING_FLASH | (-size_b0 & 0xFFFF8000);
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#ifdef CONFIG_FLASH_16BIT
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memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | BR_MS_GPCM | BR_V | BR_PS_16; /* 16 Bit data port */
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memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) |
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BR_MS_GPCM | BR_V | BR_PS_16; /* 16 Bit data port */
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#else
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memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) | BR_MS_GPCM | BR_V;
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memctl->memc_br0 = (CONFIG_SYS_FLASH_BASE & BR_BA_MSK) |
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BR_MS_GPCM | BR_V;
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#endif
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/* Re-do sizing to get full correct info */
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size_b0 = flash_get_size((vu_long *)CONFIG_SYS_FLASH_BASE, &flash_info[0]);
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size_b0 = flash_get_size((vu_long *)CONFIG_SYS_FLASH_BASE,
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&flash_info[0]);
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flash_get_offsets(CONFIG_SYS_FLASH_BASE, &flash_info[0]);
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@ -96,20 +98,22 @@ unsigned long flash_init (void)
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#endif
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if (size_b1) {
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memctl->memc_or1 = CONFIG_SYS_OR_TIMING_FLASH | (-size_b1 & 0xFFFF8000);
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memctl->memc_or1 = CONFIG_SYS_OR_TIMING_FLASH |
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(-size_b1 & 0xFFFF8000);
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#ifdef CONFIG_FLASH_16BIT
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memctl->memc_br1 = ((CONFIG_SYS_FLASH_BASE + size_b0) & BR_BA_MSK) |
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BR_MS_GPCM | BR_V | BR_PS_16;
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memctl->memc_br1 = ((CONFIG_SYS_FLASH_BASE + size_b0) &
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BR_BA_MSK) | BR_MS_GPCM | BR_V | BR_PS_16;
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#else
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memctl->memc_br1 = ((CONFIG_SYS_FLASH_BASE + size_b0) & BR_BA_MSK) |
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BR_MS_GPCM | BR_V;
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memctl->memc_br1 = ((CONFIG_SYS_FLASH_BASE + size_b0) &
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BR_BA_MSK) | BR_MS_GPCM | BR_V;
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#endif
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/* Re-do sizing to get full correct info */
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size_b1 = flash_get_size((vu_long *)(CONFIG_SYS_FLASH_BASE + size_b0),
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&flash_info[1]);
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size_b1 = flash_get_size((vu_long *)(CONFIG_SYS_FLASH_BASE +
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size_b0), &flash_info[1]);
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flash_get_offsets (CONFIG_SYS_FLASH_BASE + size_b0, &flash_info[1]);
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flash_get_offsets(CONFIG_SYS_FLASH_BASE + size_b0,
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&flash_info[1]);
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#if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE
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/* monitor protection ON by default */
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@ -128,7 +132,7 @@ unsigned long flash_init (void)
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flash_info[0].size = size_b0;
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flash_info[1].size = size_b1;
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return (size_b0 + size_b1);
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return size_b0 + size_b1;
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}
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/*-----------------------------------------------------------------------
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@ -137,14 +141,13 @@ static void flash_get_offsets (ulong base, flash_info_t *info)
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{
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int i;
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if (info->flash_id == FLASH_UNKNOWN) {
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if (info->flash_id == FLASH_UNKNOWN)
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return;
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}
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if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
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for (i = 0; i < info->sector_count; i++) {
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for (i = 0; i < info->sector_count; i++)
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info->start[i] = base + (i * 0x00002000);
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}
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return;
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}
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@ -156,30 +159,27 @@ static void flash_get_offsets (ulong base, flash_info_t *info)
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info->start[1] = base + 0x00004000;
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info->start[2] = base + 0x00006000;
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info->start[3] = base + 0x00008000;
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for (i = 4; i < info->sector_count; i++) {
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for (i = 4; i < info->sector_count; i++)
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info->start[i] = base + (i * 0x00010000) - 0x00030000;
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#else
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info->start[0] = base + 0x00000000;
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info->start[1] = base + 0x00008000;
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info->start[2] = base + 0x0000C000;
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info->start[3] = base + 0x00010000;
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for (i = 4; i < info->sector_count; i++) {
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for (i = 4; i < info->sector_count; i++)
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info->start[i] = base + (i * 0x00020000) - 0x00060000;
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#endif
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}
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} else {
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/* set sector offsets for top boot block type */
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i = info->sector_count - 1;
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info->start[i--] = base + info->size - 0x00008000;
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info->start[i--] = base + info->size - 0x0000C000;
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info->start[i--] = base + info->size - 0x00010000;
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for (; i >= 0; i--) {
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for (; i >= 0; i--)
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info->start[i] = base + i * 0x00020000;
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}
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}
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}
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/*-----------------------------------------------------------------------
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*/
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void flash_print_info(flash_info_t *info)
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@ -192,39 +192,62 @@ void flash_print_info (flash_info_t *info)
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}
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switch (info->flash_id & FLASH_VENDMASK) {
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case FLASH_MAN_AMD: printf ("AMD "); break;
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case FLASH_MAN_FUJ: printf ("FUJITSU "); break;
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case FLASH_MAN_SST: printf ("SST "); break;
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case FLASH_MAN_STM: printf ("STM "); break;
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default: printf ("Unknown Vendor "); break;
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case FLASH_MAN_AMD:
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printf("AMD ");
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break;
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case FLASH_MAN_FUJ:
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printf("FUJITSU ");
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break;
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case FLASH_MAN_SST:
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printf("SST ");
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break;
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case FLASH_MAN_STM:
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printf("STM ");
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break;
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default:
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printf("Unknown Vendor ");
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break;
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}
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switch (info->flash_id & FLASH_TYPEMASK) {
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case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n");
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case FLASH_AM400B:
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printf("AM29LV400B (4 Mbit, bottom boot sect)\n");
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break;
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case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n");
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case FLASH_AM400T:
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printf("AM29LV400T (4 Mbit, top boot sector)\n");
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break;
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case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n");
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case FLASH_AM800B:
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printf("AM29LV800B (8 Mbit, bottom boot sect)\n");
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break;
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case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n");
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case FLASH_AM800T:
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printf("AM29LV800T (8 Mbit, top boot sector)\n");
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break;
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case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n");
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case FLASH_AM160B:
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printf("AM29LV160B (16 Mbit, bottom boot sect)\n");
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break;
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case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n");
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case FLASH_AM160T:
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printf("AM29LV160T (16 Mbit, top boot sector)\n");
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break;
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case FLASH_AM320B: printf ("AM29LV320B (32 Mbit, bottom boot sect)\n");
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case FLASH_AM320B:
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printf("AM29LV320B (32 Mbit, bottom boot sect)\n");
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break;
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case FLASH_AM320T: printf ("AM29LV320T (32 Mbit, top boot sector)\n");
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case FLASH_AM320T:
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printf("AM29LV320T (32 Mbit, top boot sector)\n");
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break;
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case FLASH_SST200A: printf ("39xF200A (2M = 128K x 16)\n");
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case FLASH_SST200A:
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printf("39xF200A (2M = 128K x 16)\n");
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break;
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case FLASH_SST400A: printf ("39xF400A (4M = 256K x 16)\n");
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case FLASH_SST400A:
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printf("39xF400A (4M = 256K x 16)\n");
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break;
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case FLASH_SST800A: printf ("39xF800A (8M = 512K x 16)\n");
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case FLASH_SST800A:
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printf("39xF800A (8M = 512K x 16)\n");
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break;
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case FLASH_STM800AB: printf ("M29W800AB (8M = 512K x 16)\n");
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case FLASH_STM800AB:
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printf("M29W800AB (8M = 512K x 16)\n");
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break;
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default: printf ("Unknown Chip Type\n");
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default:
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printf("Unknown Chip Type\n");
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break;
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}
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@ -244,13 +267,6 @@ void flash_print_info (flash_info_t *info)
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return;
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}
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/*-----------------------------------------------------------------------
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*/
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/*-----------------------------------------------------------------------
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*/
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/*
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* The following code cannot be run from FLASH!
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*/
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@ -293,7 +309,7 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
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info->flash_id = FLASH_UNKNOWN;
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info->sector_count = 0;
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info->size = 0;
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return (0); /* no or unknown flash */
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return 0; /* no or unknown flash */
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}
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#ifdef CONFIG_FLASH_16BIT
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value = s_addr[1];
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@ -349,32 +365,19 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
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#endif
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break;
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#if 0 /* enable when device IDs are available */
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case AMD_ID_LV320T:
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info->flash_id += FLASH_AM320T;
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info->sector_count = 67;
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info->size = 0x00800000;
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break; /* => 8 MB */
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case AMD_ID_LV320B:
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info->flash_id += FLASH_AM320B;
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info->sector_count = 67;
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info->size = 0x00800000;
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break; /* => 8 MB */
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#endif
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case SST_ID_xF200A:
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info->flash_id += FLASH_SST200A;
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info->sector_count = 64; /* 39xF200A ID ( 2M = 128K x 16 ) */
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info->sector_count = 64; /* 39xF200A (2M = 128K x 16) */
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info->size = 0x00080000;
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break;
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case SST_ID_xF400A:
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info->flash_id += FLASH_SST400A;
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info->sector_count = 128; /* 39xF400A ID ( 4M = 256K x 16 ) */
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info->sector_count = 128; /* 39xF400A (4M = 256K x 16) */
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info->size = 0x00100000;
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break;
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case SST_ID_xF800A:
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info->flash_id += FLASH_SST800A;
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info->sector_count = 256; /* 39xF800A ID ( 8M = 512K x 16 ) */
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info->sector_count = 256; /* 39xF800A (8M = 512K x 16) */
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info->size = 0x00200000;
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break; /* => 2 MB */
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case STM_ID_x800AB:
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@ -384,7 +387,7 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
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break; /* => 2 MB */
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default:
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info->flash_id = FLASH_UNKNOWN;
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return (0); /* => no or unknown flash */
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return 0; /* => no or unknown flash */
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}
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@ -395,9 +398,8 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
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}
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if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) {
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for (i = 0; i < info->sector_count; i++) {
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for (i = 0; i < info->sector_count; i++)
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info->start[i] = base + (i * 0x00002000);
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}
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} else { /* AMD and Fujitsu types */
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/* set up sector start address table */
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if (info->flash_id & FLASH_BTYPE) {
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@ -408,31 +410,32 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
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info->start[1] = base + 0x00004000;
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info->start[2] = base + 0x00006000;
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info->start[3] = base + 0x00008000;
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for (i = 4; i < info->sector_count; i++) {
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info->start[i] = base + (i * 0x00010000) - 0x00030000;
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for (i = 4; i < info->sector_count; i++)
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info->start[i] = base +
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(i * 0x00010000) - 0x00030000;
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#else
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info->start[0] = base + 0x00000000;
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info->start[1] = base + 0x00008000;
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info->start[2] = base + 0x0000C000;
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info->start[3] = base + 0x00010000;
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for (i = 4; i < info->sector_count; i++) {
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info->start[i] = base + (i * 0x00020000) - 0x00060000;
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for (i = 4; i < info->sector_count; i++)
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info->start[i] = base +
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(i * 0x00020000) - 0x00060000;
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#endif
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}
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} else {
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/* set sector offsets for top boot block type */
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i = info->sector_count - 1;
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info->start[i--] = base + info->size - 0x00008000;
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info->start[i--] = base + info->size - 0x0000C000;
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info->start[i--] = base + info->size - 0x00010000;
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for (; i >= 0; i--) {
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for (; i >= 0; i--)
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info->start[i] = base + i * 0x00020000;
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}
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}
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/* check for protected sectors */
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for (i = 0; i < info->sector_count; i++) {
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/* read sector protection at sector address:
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/*
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* read sector protection at sector address:
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* (A7 .. A0) = 0x02
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* D0 = 1 if protected
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*/
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@ -459,13 +462,9 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
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#endif
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}
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return (info->size);
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return info->size;
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}
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/*-----------------------------------------------------------------------
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*/
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int flash_erase(flash_info_t *info, int s_first, int s_last)
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{
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vu_long *addr = (vu_long *)(info->start[0]);
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@ -476,11 +475,10 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
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#endif
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if ((s_first < 0) || (s_first > s_last)) {
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if (info->flash_id == FLASH_UNKNOWN) {
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if (info->flash_id == FLASH_UNKNOWN)
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printf("- missing\n");
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} else {
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else
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printf("- no sectors to erase\n");
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}
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return 1;
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}
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/*#ifndef CONFIG_FLASH_16BIT
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@ -494,10 +492,9 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
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#endif*/
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prot = 0;
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for (sect = s_first; sect <= s_last; ++sect) {
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if (info->protect[sect]) {
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if (info->protect[sect])
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prot++;
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}
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}
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if (prot) {
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printf("- Warning: %d protected sectors will not be erased!\n",
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@ -516,7 +513,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
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#else
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vu_long *sect_addr = (vu_long *)(info->start[sect]);
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#endif
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/* Disable interrupts which might cause a timeout here */
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/* Disable interrupts which might cause a timeout */
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flag = disable_interrupts();
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#ifdef CONFIG_FLASH_16BIT
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@ -548,12 +545,13 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
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#else
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while ((sect_addr[0] & 0x00800080) != 0x00800080) {
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#endif
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if ((now = get_timer(start)) > CONFIG_SYS_FLASH_ERASE_TOUT) {
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now = get_timer(start);
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if (now > CONFIG_SYS_FLASH_ERASE_TOUT) {
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printf("Timeout\n");
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return 1;
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}
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/* show that we're waiting */
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if ((now - last) > 1000) { /* every second */
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/* show every second that we're waiting */
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if ((now - last) > 1000) {
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putc('.');
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last = now;
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}
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@ -586,32 +584,34 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
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ulong cp, wp, data;
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int i, l, rc;
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if (info->flash_id == FLASH_UNKNOWN) {
|
||||
if (info->flash_id == FLASH_UNKNOWN)
|
||||
return 4;
|
||||
}
|
||||
|
||||
wp = (addr & ~3); /* get lower word aligned address */
|
||||
|
||||
/*
|
||||
* handle unaligned start bytes
|
||||
*/
|
||||
if ((l = addr - wp) != 0) {
|
||||
l = addr - wp;
|
||||
|
||||
if (l != 0) {
|
||||
data = 0;
|
||||
for (i=0, cp=wp; i<l; ++i, ++cp) {
|
||||
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) {
|
||||
for (; cnt == 0 && i < 4; ++i, ++cp)
|
||||
data = (data << 8) | (*(uchar *)cp);
|
||||
}
|
||||
|
||||
if ((rc = write_word(info, wp, data)) != 0) {
|
||||
return (rc);
|
||||
}
|
||||
rc = write_word(info, wp, data);
|
||||
|
||||
if (rc != 0)
|
||||
return rc;
|
||||
|
||||
wp += 4;
|
||||
}
|
||||
|
||||
@ -620,19 +620,19 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
|
||||
*/
|
||||
while (cnt >= 4) {
|
||||
data = 0;
|
||||
for (i=0; i<4; ++i) {
|
||||
for (i = 0; i < 4; ++i)
|
||||
data = (data << 8) | *src++;
|
||||
}
|
||||
if ((rc = write_word(info, wp, data)) != 0) {
|
||||
return (rc);
|
||||
}
|
||||
|
||||
rc = write_word(info, wp, data);
|
||||
if (rc != 0)
|
||||
return rc;
|
||||
|
||||
wp += 4;
|
||||
cnt -= 4;
|
||||
}
|
||||
|
||||
if (cnt == 0) {
|
||||
return (0);
|
||||
}
|
||||
if (cnt == 0)
|
||||
return 0;
|
||||
|
||||
/*
|
||||
* handle unaligned tail bytes
|
||||
@ -642,11 +642,10 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
|
||||
data = (data << 8) | *src++;
|
||||
--cnt;
|
||||
}
|
||||
for (; i<4; ++i, ++cp) {
|
||||
for (; i < 4; ++i, ++cp)
|
||||
data = (data << 8) | (*(uchar *)cp);
|
||||
}
|
||||
|
||||
return (write_word(info, wp, data));
|
||||
return write_word(info, wp, data);
|
||||
}
|
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
@ -668,9 +667,8 @@ static int write_word (flash_info_t *info, ulong dest, ulong data)
|
||||
int flag;
|
||||
|
||||
/* Check if Flash is (sufficiently) erased */
|
||||
if ((*((vu_long *)dest) & data) != data) {
|
||||
return (2);
|
||||
}
|
||||
if ((*((vu_long *)dest) & data) != data)
|
||||
return 2;
|
||||
|
||||
#ifdef CONFIG_FLASH_16BIT
|
||||
/* Write the 16 higher-bits */
|
||||
@ -685,7 +683,6 @@ static int write_word (flash_info_t *info, ulong dest, ulong data)
|
||||
|
||||
*((vu_short *)dest) = high_data;
|
||||
|
||||
|
||||
/* re-enable interrupts if necessary */
|
||||
if (flag)
|
||||
enable_interrupts();
|
||||
@ -693,11 +690,9 @@ static int write_word (flash_info_t *info, ulong dest, ulong data)
|
||||
/* data polling for D7 */
|
||||
start = get_timer(0);
|
||||
while ((*((vu_short *)dest) & 0x0080) != (high_data & 0x0080)) {
|
||||
if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
|
||||
return (1);
|
||||
if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT)
|
||||
return 1;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/* Write the 16 lower-bits */
|
||||
#endif
|
||||
@ -733,12 +728,8 @@ static int write_word (flash_info_t *info, ulong dest, ulong data)
|
||||
while ((*((vu_long *)dest) & 0x00800080) != (data & 0x00800080)) {
|
||||
#endif
|
||||
|
||||
if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT) {
|
||||
return (1);
|
||||
if (get_timer(start) > CONFIG_SYS_FLASH_WRITE_TOUT)
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
return (0);
|
||||
}
|
||||
|
||||
/*-----------------------------------------------------------------------
|
||||
*/
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user