[CFI_UNLOCK_5555_2AAA] = { .unlock1 = 0x5555, .unlock2 = 0x2aaa },
};
-/* CFI fixups foward declarations */
+/* CFI fixups forward declarations */
static void cfi_fixup_0002_erase_regions(struct flash_bank *bank, void *param);
static void cfi_fixup_0002_unlock_addresses(struct flash_bank *bank, void *param);
static void cfi_fixup_reversed_erase_regions(struct flash_bank *bank, void *param);
}
}
-/* inline uint32_t flash_address(struct flash_bank *bank, int sector, uint32_t offset) */
static inline uint32_t flash_address(struct flash_bank *bank, int sector, uint32_t offset)
{
struct cfi_flash_bank *cfi_info = bank->driver_priv;
* - not exceed max value;
* - not be null;
* - be equal to a power of 2.
- * bus must be wide enought to hold one chip */
+ * bus must be wide enough to hold one chip */
if ((bank->chip_width > CFI_MAX_CHIP_WIDTH)
|| (bank->bus_width > CFI_MAX_BUS_WIDTH)
|| (bank->chip_width == 0)
if (retval != ERROR_OK)
return retval;
- LOG_ERROR("couldn't erase block %i of flash bank at base 0x%" PRIx32,
- i,
- bank->base);
+ LOG_ERROR("couldn't erase block %i of flash bank at base 0x%"
+ PRIx32, i, bank->base);
return ERROR_FLASH_OPERATION_FAILED;
}
}
/* see contib/loaders/flash/armv4_5_cfi_intel_32.s for src */
static const uint32_t word_32_code[] = {
- 0xe4904004, /* loop: ldr r4, [r0], #4 */
- 0xe5813000, /* str r3, [r1] */
- 0xe5814000, /* str r4, [r1] */
- 0xe5914000, /* busy: ldr r4, [r1] */
- 0xe0047005, /* and r7, r4, r5 */
- 0xe1570005, /* cmp r7, r5 */
- 0x1afffffb, /* bne busy */
- 0xe1140006, /* tst r4, r6 */
- 0x1a000003, /* bne done */
- 0xe2522001, /* subs r2, r2, #1 */
- 0x0a000001, /* beq done */
- 0xe2811004, /* add r1, r1 #4 */
- 0xeafffff2, /* b loop */
- 0xeafffffe /* done: b -2 */
+ 0xe4904004, /* loop: ldr r4, [r0], #4 */
+ 0xe5813000, /* str r3, [r1] */
+ 0xe5814000, /* str r4, [r1] */
+ 0xe5914000, /* busy: ldr r4, [r1] */
+ 0xe0047005, /* and r7, r4, r5 */
+ 0xe1570005, /* cmp r7, r5 */
+ 0x1afffffb, /* bne busy */
+ 0xe1140006, /* tst r4, r6 */
+ 0x1a000003, /* bne done */
+ 0xe2522001, /* subs r2, r2, #1 */
+ 0x0a000001, /* beq done */
+ 0xe2811004, /* add r1, r1 #4 */
+ 0xeafffff2, /* b loop */
+ 0xeafffffe /* done: b -2 */
};
/* see contib/loaders/flash/armv4_5_cfi_intel_16.s for src */
static const uint32_t word_16_code[] = {
- 0xe0d040b2, /* loop: ldrh r4, [r0], #2 */
- 0xe1c130b0, /* strh r3, [r1] */
- 0xe1c140b0, /* strh r4, [r1] */
- 0xe1d140b0, /* busy ldrh r4, [r1] */
- 0xe0047005, /* and r7, r4, r5 */
- 0xe1570005, /* cmp r7, r5 */
- 0x1afffffb, /* bne busy */
- 0xe1140006, /* tst r4, r6 */
- 0x1a000003, /* bne done */
- 0xe2522001, /* subs r2, r2, #1 */
- 0x0a000001, /* beq done */
- 0xe2811002, /* add r1, r1 #2 */
- 0xeafffff2, /* b loop */
+ 0xe0d040b2, /* loop: ldrh r4, [r0], #2 */
+ 0xe1c130b0, /* strh r3, [r1] */
+ 0xe1c140b0, /* strh r4, [r1] */
+ 0xe1d140b0, /* busy ldrh r4, [r1] */
+ 0xe0047005, /* and r7, r4, r5 */
+ 0xe1570005, /* cmp r7, r5 */
+ 0x1afffffb, /* bne busy */
+ 0xe1140006, /* tst r4, r6 */
+ 0x1a000003, /* bne done */
+ 0xe2522001, /* subs r2, r2, #1 */
+ 0x0a000001, /* beq done */
+ 0xe2811002, /* add r1, r1 #2 */
+ 0xeafffff2, /* b loop */
0xeafffffe /* done: b -2 */
};
/* see contib/loaders/flash/armv4_5_cfi_intel_8.s for src */
static const uint32_t word_8_code[] = {
- 0xe4d04001, /* loop: ldrb r4, [r0], #1 */
- 0xe5c13000, /* strb r3, [r1] */
- 0xe5c14000, /* strb r4, [r1] */
- 0xe5d14000, /* busy ldrb r4, [r1] */
- 0xe0047005, /* and r7, r4, r5 */
- 0xe1570005, /* cmp r7, r5 */
- 0x1afffffb, /* bne busy */
- 0xe1140006, /* tst r4, r6 */
- 0x1a000003, /* bne done */
- 0xe2522001, /* subs r2, r2, #1 */
- 0x0a000001, /* beq done */
- 0xe2811001, /* add r1, r1 #1 */
- 0xeafffff2, /* b loop */
- 0xeafffffe /* done: b -2 */
+ 0xe4d04001, /* loop: ldrb r4, [r0], #1 */
+ 0xe5c13000, /* strb r3, [r1] */
+ 0xe5c14000, /* strb r4, [r1] */
+ 0xe5d14000, /* busy ldrb r4, [r1] */
+ 0xe0047005, /* and r7, r4, r5 */
+ 0xe1570005, /* cmp r7, r5 */
+ 0x1afffffb, /* bne busy */
+ 0xe1140006, /* tst r4, r6 */
+ 0x1a000003, /* bne done */
+ 0xe2522001, /* subs r2, r2, #1 */
+ 0x0a000001, /* beq done */
+ 0xe2811001, /* add r1, r1 #1 */
+ 0xeafffff2, /* b loop */
+ 0xeafffffe /* done: b -2 */
};
uint8_t target_code[4*CFI_MAX_INTEL_CODESIZE];
const uint32_t *target_code_src;
* if not we only need target_code_size. */
/* However, we don't want to create multiple code paths, so we
- * do the unecessary evaluation of target_code_src, which the
+ * do the unnecessary evaluation of target_code_src, which the
* compiler will probably nicely optimize away if not needed */
/* prepare algorithm code for target endian */
}
/* Get a workspace buffer for the data to flash starting with 32k size.
- Half size until buffer would be smaller 256 Bytem then fail back */
+ * Half size until buffer would be smaller 256 Bytes then fail back */
/* FIXME Why 256 bytes, why not 32 bytes (smallest flash write page */
while (target_alloc_working_area_try(target, buffer_size, &source) != ERROR_OK) {
buffer_size /= 2;
/* Check return value from algo code */
wsm_error = buf_get_u32(reg_params[4].value, 0, 32) & error_pattern_val;
if (wsm_error) {
- /* read status register (outputs debug inforation) */
+ /* read status register (outputs debug information) */
uint8_t status;
cfi_intel_wait_status_busy(bank, 100, &status);
cfi_intel_clear_status_register(bank);
static const uint32_t mips_word_16_code[] = {
/* start: */
- MIPS32_LHU(9, 0, 4), /* lhu $t1, ($a0) ; out = &saddr */
- MIPS32_ADDI(4, 4, 2), /* addi $a0, $a0, 2 ; saddr += 2 */
- MIPS32_SH(13, 0, 12), /* sh $t5, ($t4) ; *fl_unl_addr1 =
- *fl_unl_cmd1 */
- MIPS32_SH(15, 0, 14), /* sh $t7, ($t6) ; *fl_unl_addr2 =
- *fl_unl_cmd2 */
- MIPS32_SH(7, 0, 12), /* sh $a3, ($t4) ; *fl_unl_addr1 =
- *fl_write_cmd */
- MIPS32_SH(9, 0, 5), /* sh $t1, ($a1) ; *daddr = out */
- MIPS32_NOP, /* nop */
+ MIPS32_LHU(9, 0, 4), /* lhu $t1, ($a0) ; out = &saddr */
+ MIPS32_ADDI(4, 4, 2), /* addi $a0, $a0, 2 ; saddr += 2 */
+ MIPS32_SH(13, 0, 12), /* sh $t5, ($t4) ; *fl_unl_addr1 = fl_unl_cmd1 */
+ MIPS32_SH(15, 0, 14), /* sh $t7, ($t6) ; *fl_unl_addr2 = fl_unl_cmd2 */
+ MIPS32_SH(7, 0, 12), /* sh $a3, ($t4) ; *fl_unl_addr1 = fl_write_cmd */
+ MIPS32_SH(9, 0, 5), /* sh $t1, ($a1) ; *daddr = out */
+ MIPS32_NOP, /* nop */
/* busy: */
- MIPS32_LHU(10, 0, 5), /* lhu $t2, ($a1) ; temp1 = *daddr */
- MIPS32_XOR(11, 9, 10), /* xor $t3, $a0, $t2 ; temp2 = out ^
- *temp1; */
- MIPS32_AND(11, 8, 11), /* and $t3, $t0, $t3 ; temp2 = temp2 &
- *DQ7mask */
- MIPS32_BNE(11, 8, 13), /* bne $t3, $t0, cont ; if (temp2 !=
- *DQ7mask) goto cont */
- MIPS32_NOP, /* nop */
-
- MIPS32_SRL(10, 8, 2), /* srl $t2,$t0,2 ; temp1 = DQ7mask >>
- *2 */
- MIPS32_AND(11, 10, 11), /* and $t3, $t2, $t3 ; temp2 = temp2 &
- *temp1 */
- MIPS32_BNE(11, 10, NEG16(8)), /* bne $t3, $t2, busy ; if (temp2 !=
- *temp1) goto busy */
- MIPS32_NOP, /* nop */
-
- MIPS32_LHU(10, 0, 5), /* lhu $t2, ($a1) ; temp1 = *daddr */
- MIPS32_XOR(11, 9, 10), /* xor $t3, $a0, $t2 ; temp2 = out ^
- *temp1; */
- MIPS32_AND(11, 8, 11), /* and $t3, $t0, $t3 ; temp2 = temp2 &
- *DQ7mask */
- MIPS32_BNE(11, 8, 4), /* bne $t3, $t0, cont ; if (temp2 !=
- *DQ7mask) goto cont */
- MIPS32_NOP, /* nop */
-
- MIPS32_XOR(9, 9, 9), /* xor $t1, $t1, $t1 ; out = 0 */
- MIPS32_BEQ(9, 0, 11), /* beq $t1, $zero, done ; if (out == 0) goto
- *done */
- MIPS32_NOP, /* nop */
+ MIPS32_LHU(10, 0, 5), /* lhu $t2, ($a1) ; temp1 = *daddr */
+ MIPS32_XOR(11, 9, 10), /* xor $t3, $a0, $t2 ; temp2 = out ^ temp1; */
+ MIPS32_AND(11, 8, 11), /* and $t3, $t0, $t3 ; temp2 = temp2 & DQ7mask */
+ MIPS32_BNE(11, 8, 13), /* bne $t3, $t0, cont ; if (temp2 != DQ7mask) goto cont */
+ MIPS32_NOP, /* nop */
+
+ MIPS32_SRL(10, 8, 2), /* srl $t2,$t0,2 ; temp1 = DQ7mask >> 2 */
+ MIPS32_AND(11, 10, 11), /* and $t3, $t2, $t3 ; temp2 = temp2 & temp1 */
+ MIPS32_BNE(11, 10, NEG16(8)), /* bne $t3, $t2, busy ; if (temp2 != temp1) goto busy */
+ MIPS32_NOP, /* nop */
+
+ MIPS32_LHU(10, 0, 5), /* lhu $t2, ($a1) ; temp1 = *daddr */
+ MIPS32_XOR(11, 9, 10), /* xor $t3, $a0, $t2 ; temp2 = out ^ temp1; */
+ MIPS32_AND(11, 8, 11), /* and $t3, $t0, $t3 ; temp2 = temp2 & DQ7mask */
+ MIPS32_BNE(11, 8, 4), /* bne $t3, $t0, cont ; if (temp2 != DQ7mask) goto cont */
+ MIPS32_NOP, /* nop */
+
+ MIPS32_XOR(9, 9, 9), /* xor $t1, $t1, $t1 ; out = 0 */
+ MIPS32_BEQ(9, 0, 11), /* beq $t1, $zero, done ; if (out == 0) goto done */
+ MIPS32_NOP, /* nop */
/* cont: */
- MIPS32_ADDI(6, 6, NEG16(1)), /* addi, $a2, $a2, -1 ; numwrites-- */
- MIPS32_BNE(6, 0, 5), /* bne $a2, $zero, cont2 ; if (numwrite != 0)
- *goto cont2 */
- MIPS32_NOP, /* nop */
+ MIPS32_ADDI(6, 6, NEG16(1)), /* addi, $a2, $a2, -1 ; numwrites-- */
+ MIPS32_BNE(6, 0, 5), /* bne $a2, $zero, cont2 ; if (numwrite != 0) goto cont2 */
+ MIPS32_NOP, /* nop */
- MIPS32_LUI(9, 0), /* lui $t1, 0 */
- MIPS32_ORI(9, 9, 0x80), /* ori $t1, $t1, 0x80 ; out = 0x80 */
+ MIPS32_LUI(9, 0), /* lui $t1, 0 */
+ MIPS32_ORI(9, 9, 0x80), /* ori $t1, $t1, 0x80 ; out = 0x80 */
- MIPS32_B(4), /* b done ; goto done */
- MIPS32_NOP, /* nop */
+ MIPS32_B(4), /* b done ; goto done */
+ MIPS32_NOP, /* nop */
/* cont2: */
- MIPS32_ADDI(5, 5, 2), /* addi $a0, $a0, 2 ; daddr += 2 */
- MIPS32_B(NEG16(33)), /* b start ; goto start */
- MIPS32_NOP, /* nop */
- /* done:
- *MIPS32_B(NEG16(1)), */ /* b done ; goto done */
- MIPS32_SDBBP, /* sdbbp ; break(); */
- /*MIPS32_B(NEG16(33)), */ /* b start ; goto start
- * MIPS32_NOP, */
+ MIPS32_ADDI(5, 5, 2), /* addi $a0, $a0, 2 ; daddr += 2 */
+ MIPS32_B(NEG16(33)), /* b start ; goto start */
+ MIPS32_NOP, /* nop */
+ /* done: */
+ MIPS32_SDBBP, /* sdbbp ; break(); */
};
mips32_info.common_magic = MIPS32_COMMON_MAGIC;
/* flash write code */
uint8_t *target_code;
- /* convert bus-width dependent algorithm code to correct endiannes */
+ /* convert bus-width dependent algorithm code to correct endianness */
target_code = malloc(target_code_size);
if (target_code == NULL) {
LOG_ERROR("Out of memory");
0xe5883000, /* str r3, [r8] */
0xe5815000, /* str r5, [r1] */
0xe1a00000, /* nop */
- /*
- * 00008110 <sp_32_busy>: */
+ /* 00008110 <sp_32_busy>: */
0xe5916000, /* ldr r6, [r1] */
0xe0257006, /* eor r7, r5, r6 */
0xe0147007, /* ands r7, r4, r7 */
0x0a000001, /* beq 8140 <sp_32_cont> ; b if DQ7 == Data7 */
0xe3a05000, /* mov r5, #0 ; 0x0 - return 0x00, error */
0x1a000004, /* bne 8154 <sp_32_done> */
- /*
- * 00008140 <sp_32_cont>: */
+ /* 00008140 <sp_32_cont>: */
0xe2522001, /* subs r2, r2, #1 ; 0x1 */
0x03a05080, /* moveq r5, #128 ; 0x80 */
0x0a000001, /* beq 8154 <sp_32_done> */
0xe2811004, /* add r1, r1, #4 ; 0x4 */
0xeaffffe8, /* b 8100 <sp_32_code> */
- /*
- * 00008154 <sp_32_done>: */
+ /* 00008154 <sp_32_done>: */
0xeafffffe /* b 8154 <sp_32_done> */
};
0xe1c830b0, /* strh r3, [r8] */
0xe1c150b0, /* strh r5, [r1] */
0xe1a00000, /* nop (mov r0,r0) */
- /*
- * 00008168 <sp_16_busy>: */
+ /* 00008168 <sp_16_busy>: */
0xe1d160b0, /* ldrh r6, [r1] */
0xe0257006, /* eor r7, r5, r6 */
0xe0147007, /* ands r7, r4, r7 */
0x0a000001, /* beq 8198 <sp_16_cont> */
0xe3a05000, /* mov r5, #0 ; 0x0 */
0x1a000004, /* bne 81ac <sp_16_done> */
- /*
- * 00008198 <sp_16_cont>: */
+ /* 00008198 <sp_16_cont>: */
0xe2522001, /* subs r2, r2, #1 ; 0x1 */
0x03a05080, /* moveq r5, #128 ; 0x80 */
0x0a000001, /* beq 81ac <sp_16_done> */
0xe2811002, /* add r1, r1, #2 ; 0x2 */
0xeaffffe8, /* b 8158 <sp_16_code> */
- /*
- * 000081ac <sp_16_done>: */
+ /* 000081ac <sp_16_done>: */
0xeafffffe /* b 81ac <sp_16_done> */
};
0xe1c830b0, /* strh r3, [r8] */
0xe1c150b0, /* strh r5, [r1] */
0xe1a00000, /* nop (mov r0,r0) */
- /*
- * <sp_16_busy>: */
+ /* <sp_16_busy>: */
0xe1d160b0, /* ldrh r6, [r1] */
0xe0257006, /* eor r7, r5, r6 */
0xe2177080, /* ands r7, #0x80 */
0x0a000001, /* beq 81ac <sp_16_done> */
0xe2811002, /* add r1, r1, #2 ; 0x2 */
0xeafffff0, /* b 8158 <sp_16_code> */
- /*
- * 000081ac <sp_16_done>: */
+ /* 000081ac <sp_16_done>: */
0xeafffffe /* b 81ac <sp_16_done> */
};
0xe5c83000, /* strb r3, [r8] */
0xe5c15000, /* strb r5, [r1] */
0xe1a00000, /* nop (mov r0,r0) */
- /*
- * 000081c0 <sp_8_busy>: */
+ /* 000081c0 <sp_8_busy>: */
0xe5d16000, /* ldrb r6, [r1] */
0xe0257006, /* eor r7, r5, r6 */
0xe0147007, /* ands r7, r4, r7 */
0x0a000001, /* beq 81f0 <sp_8_cont> */
0xe3a05000, /* mov r5, #0 ; 0x0 */
0x1a000004, /* bne 8204 <sp_8_done> */
- /*
- * 000081f0 <sp_8_cont>: */
+ /* 000081f0 <sp_8_cont>: */
0xe2522001, /* subs r2, r2, #1 ; 0x1 */
0x03a05080, /* moveq r5, #128 ; 0x80 */
0x0a000001, /* beq 8204 <sp_8_done> */
0xe2811001, /* add r1, r1, #1 ; 0x1 */
0xeaffffe8, /* b 81b0 <sp_16_code_end> */
- /*
- * 00008204 <sp_8_done>: */
+ /* 00008204 <sp_8_done>: */
0xeafffffe /* b 8204 <sp_8_done> */
};
if (strncmp(target_type_name(target), "mips_m4k", 8) == 0)
return cfi_spansion_write_block_mips(bank, buffer, address, count);
- if (is_armv7m(target_to_armv7m(target))) { /* Cortex-M3 target */
+ if (is_armv7m(target_to_armv7m(target))) { /* armv7m target */
armv7m_algo.common_magic = ARMV7M_COMMON_MAGIC;
armv7m_algo.core_mode = ARMV7M_MODE_HANDLER;
arm_algo = &armv7m_algo;
case 2:
/* Check for DQ5 support */
if (cfi_info->status_poll_mask & (1 << 5)) {
- if (is_armv7m(target_to_armv7m(target))) { /*
- *cortex-m3
- *target
- **/
+ if (is_armv7m(target_to_armv7m(target))) {
+ /* armv7m target */
target_code_src = armv7m_word_16_code;
target_code_size = sizeof(armv7m_word_16_code);
} else { /* armv4_5 target */
/* flash write code */
uint8_t *target_code;
- /* convert bus-width dependent algorithm code to correct endiannes */
+ /* convert bus-width dependent algorithm code to correct endianness */
target_code = malloc(target_code_size);
if (target_code == NULL) {
LOG_ERROR("Out of memory");
* a single bus sequence with address = 0x55, data = 0x98 should put
* the device into CFI query mode.
*
- * SST flashes clearly violate this, and we will consider them incompatbile for now
+ * SST flashes clearly violate this, and we will consider them incompatible for now
*/
retval = cfi_query_string(bank, 0x55);
projects / openocd / commitdiff