spi4ba: Drop now obsolete, redundant functions
Change-Id: I1d04448fd1acbfc37b8e17288f497a4292dfd6d6
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/22387
Reviewed-by: David Hendricks <david.hendricks@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/spi4ba.c b/spi4ba.c
index 902f073..8cce3c6 100644
--- a/spi4ba.c
+++ b/spi4ba.c
@@ -134,246 +134,6 @@
return result;
}
-/* Program one flash byte from 4-bytes addressing mode */
-int spi_byte_program_4ba(struct flashctx *flash, unsigned int addr, uint8_t databyte)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BYTE_PROGRAM_OUTSIZE + 1,
- .writearr = (const unsigned char[]){
- JEDEC_BYTE_PROGRAM,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff),
- databyte
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X)\n", __func__, addr);
-
- result = spi_send_multicommand(flash, cmds);
- if (result)
- msg_cerr("%s failed during command execution at address 0x%x\n", __func__, addr);
- return result;
-}
-
-/* Program flash bytes from 4-bytes addressing mode */
-int spi_nbyte_program_4ba(struct flashctx *flash, unsigned int addr, const uint8_t *bytes, unsigned int len)
-{
- int result;
- unsigned char cmd[(JEDEC_BYTE_PROGRAM_OUTSIZE + 1) - 1 + 256] = {
- JEDEC_BYTE_PROGRAM,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr >> 0) & 0xff
- };
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = (JEDEC_BYTE_PROGRAM_OUTSIZE + 1) - 1 + len,
- .writearr = cmd,
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + len - 1);
-
- if (!len) {
- msg_cerr("%s called for zero-length write\n", __func__);
- return 1;
- }
- if (len > 256) {
- msg_cerr("%s called for too long a write\n", __func__);
- return 1;
- }
-
- memcpy(&cmd[(JEDEC_BYTE_PROGRAM_OUTSIZE + 1) - 1], bytes, len);
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- }
- return result;
-}
-
-/* Read flash bytes from 4-bytes addressing mode */
-int spi_nbyte_read_4ba(struct flashctx *flash, unsigned int addr, uint8_t *bytes, unsigned int len)
-{
- const unsigned char cmd[JEDEC_READ_OUTSIZE + 1] = {
- JEDEC_READ,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr >> 0) & 0xff
- };
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + len - 1);
-
- /* Send Read */
- return spi_send_command(flash, sizeof(cmd), len, cmd, bytes);
-}
-
-/* Erase one sector of flash from 4-bytes addressing mode */
-int spi_block_erase_20_4ba(struct flashctx *flash, unsigned int addr, unsigned int blocklen)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_SE_OUTSIZE + 1,
- .writearr = (const unsigned char[]){
- JEDEC_SE,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff)
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + blocklen - 1);
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- return result;
- }
- /* Wait until the Write-In-Progress bit is cleared.
- * This usually takes 15-800 ms, so wait in 10 ms steps.
- */
- while (spi_read_status_register(flash) & SPI_SR_WIP)
- programmer_delay(10 * 1000);
- /* FIXME: Check the status register for errors. */
- return 0;
-}
-
-/* Erase one sector of flash from 4-bytes addressing mode */
-int spi_block_erase_52_4ba(struct flashctx *flash, unsigned int addr, unsigned int blocklen)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BE_52_OUTSIZE + 1,
- .writearr = (const unsigned char[]){
- JEDEC_BE_52,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff)
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + blocklen - 1);
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- return result;
- }
- /* Wait until the Write-In-Progress bit is cleared.
- * This usually takes 100-4000 ms, so wait in 100 ms steps.
- */
- while (spi_read_status_register(flash) & SPI_SR_WIP)
- programmer_delay(100 * 1000);
- /* FIXME: Check the status register for errors. */
- return 0;
-}
-
-/* Erase one sector of flash from 4-bytes addressing mode */
-int spi_block_erase_d8_4ba(struct flashctx *flash, unsigned int addr,
- unsigned int blocklen)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BE_D8_OUTSIZE + 1,
- .writearr = (const unsigned char[]){
- JEDEC_BE_D8,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff)
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + blocklen - 1);
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- return result;
- }
- /* Wait until the Write-In-Progress bit is cleared.
- * This usually takes 100-4000 ms, so wait in 100 ms steps.
- */
- while (spi_read_status_register(flash) & SPI_SR_WIP)
- programmer_delay(100 * 1000);
- /* FIXME: Check the status register for errors. */
- return 0;
-}
-
/* Write Extended Address Register value */
int spi_write_extended_address_register(struct flashctx *flash, uint8_t regdata)
{
@@ -409,417 +169,6 @@
return 0;
}
-/* Assign required value of Extended Address Register. This function
- keeps last value of the register and writes the register if the
- value has to be changed only. */
-int set_extended_address_register(struct flashctx *flash, uint8_t data)
-{
- static uint8_t ext_addr_reg_state; /* memory for last register state */
- static int ext_addr_reg_state_valid = 0;
- int result;
-
- if (ext_addr_reg_state_valid == 0 || data != ext_addr_reg_state) {
- result = spi_write_extended_address_register(flash, data);
- if (result) {
- ext_addr_reg_state_valid = 0;
- return result;
- }
- ext_addr_reg_state = data;
- ext_addr_reg_state_valid = 1;
- }
- return 0;
-}
-
-/* Program one flash byte using Extended Address Register
- from 3-bytes addressing mode */
-int spi_byte_program_4ba_ereg(struct flashctx *flash, unsigned int addr,
- uint8_t databyte)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BYTE_PROGRAM_OUTSIZE,
- .writearr = (const unsigned char[]){
- JEDEC_BYTE_PROGRAM,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff),
- databyte
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X)\n", __func__, addr);
-
- result = set_extended_address_register(flash, (addr >> 24) & 0xff);
- if (result)
- return result;
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- }
- return result;
-}
-
-/* Program flash bytes using Extended Address Register
- from 3-bytes addressing mode */
-int spi_nbyte_program_4ba_ereg(struct flashctx *flash, unsigned int addr,
- const uint8_t *bytes, unsigned int len)
-{
- int result;
- unsigned char cmd[JEDEC_BYTE_PROGRAM_OUTSIZE - 1 + 256] = {
- JEDEC_BYTE_PROGRAM,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr >> 0) & 0xff
- };
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BYTE_PROGRAM_OUTSIZE - 1 + len,
- .writearr = cmd,
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + len - 1);
-
- if (!len) {
- msg_cerr("%s called for zero-length write\n", __func__);
- return 1;
- }
- if (len > 256) {
- msg_cerr("%s called for too long a write\n", __func__);
- return 1;
- }
-
- memcpy(&cmd[JEDEC_BYTE_PROGRAM_OUTSIZE - 1], bytes, len);
-
- result = set_extended_address_register(flash, (addr >> 24) & 0xff);
- if (result)
- return result;
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- }
- return result;
-}
-
-/* Read flash bytes using Extended Address Register
- from 3-bytes addressing mode */
-int spi_nbyte_read_4ba_ereg(struct flashctx *flash, unsigned int addr,
- uint8_t *bytes, unsigned int len)
-{
- int result;
- const unsigned char cmd[JEDEC_READ_OUTSIZE] = {
- JEDEC_READ,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr >> 0) & 0xff
- };
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + len - 1);
-
- result = set_extended_address_register(flash, (addr >> 24) & 0xff);
- if (result)
- return result;
-
- /* Send Read */
- return spi_send_command(flash, sizeof(cmd), len, cmd, bytes);
-}
-
-/* Erases 4 KB of flash using Extended Address Register
- from 3-bytes addressing mode */
-int spi_block_erase_20_4ba_ereg(struct flashctx *flash, unsigned int addr,
- unsigned int blocklen)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_SE_OUTSIZE,
- .writearr = (const unsigned char[]){
- JEDEC_SE,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff)
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + blocklen - 1);
-
- result = set_extended_address_register(flash, (addr >> 24) & 0xff);
- if (result)
- return result;
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- return result;
- }
- /* Wait until the Write-In-Progress bit is cleared.
- * This usually takes 15-800 ms, so wait in 10 ms steps.
- */
- while (spi_read_status_register(flash) & SPI_SR_WIP)
- programmer_delay(10 * 1000);
- /* FIXME: Check the status register for errors. */
- return 0;
-}
-
-/* Erases 32 KB of flash using Extended Address Register
- from 3-bytes addressing mode */
-int spi_block_erase_52_4ba_ereg(struct flashctx *flash, unsigned int addr,
- unsigned int blocklen)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BE_52_OUTSIZE,
- .writearr = (const unsigned char[]){
- JEDEC_BE_52,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff)
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + blocklen - 1);
-
- result = set_extended_address_register(flash, (addr >> 24) & 0xff);
- if (result)
- return result;
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- return result;
- }
- /* Wait until the Write-In-Progress bit is cleared.
- * This usually takes 100-4000 ms, so wait in 100 ms steps.
- */
- while (spi_read_status_register(flash) & SPI_SR_WIP)
- programmer_delay(100 * 1000);
- /* FIXME: Check the status register for errors. */
- return 0;
-}
-
-/* Erases 64 KB of flash using Extended Address Register
- from 3-bytes addressing mode */
-int spi_block_erase_d8_4ba_ereg(struct flashctx *flash, unsigned int addr,
- unsigned int blocklen)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BE_D8_OUTSIZE,
- .writearr = (const unsigned char[]){
- JEDEC_BE_D8,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff)
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + blocklen - 1);
-
- result = set_extended_address_register(flash, (addr >> 24) & 0xff);
- if (result)
- return result;
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- return result;
- }
- /* Wait until the Write-In-Progress bit is cleared.
- * This usually takes 100-4000 ms, so wait in 100 ms steps.
- */
- while (spi_read_status_register(flash) & SPI_SR_WIP)
- programmer_delay(100 * 1000);
- /* FIXME: Check the status register for errors. */
- return 0;
-}
-
-/* Program one flash byte with 4-bytes address from ANY mode (3-bytes or 4-bytes)
- JEDEC_BYTE_PROGRAM_4BA (12h) instruction is new for 4-bytes addressing flash chips.
- The presence of this instruction for an exact chip should be checked
- by its datasheet or from SFDP 4-Bytes Address Instruction Table (JESD216B). */
-int spi_byte_program_4ba_direct(struct flashctx *flash, unsigned int addr,
- uint8_t databyte)
-{
- int result;
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BYTE_PROGRAM_4BA_OUTSIZE,
- .writearr = (const unsigned char[]){
- JEDEC_BYTE_PROGRAM_4BA,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr & 0xff),
- databyte
- },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X)\n", __func__, addr);
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- }
- return result;
-}
-
-/* Program flash bytes with 4-bytes address from ANY mode (3-bytes or 4-bytes)
- JEDEC_BYTE_PROGRAM_4BA (12h) instruction is new for 4-bytes addressing flash chips.
- The presence of this instruction for an exact chip should be checked
- by its datasheet or from SFDP 4-Bytes Address Instruction Table (JESD216B). */
-int spi_nbyte_program_4ba_direct(struct flashctx *flash, unsigned int addr,
- const uint8_t *bytes, unsigned int len)
-{
- int result;
- unsigned char cmd[JEDEC_BYTE_PROGRAM_4BA_OUTSIZE - 1 + 256] = {
- JEDEC_BYTE_PROGRAM_4BA,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr >> 0) & 0xff
- };
- struct spi_command cmds[] = {
- {
- .writecnt = JEDEC_WREN_OUTSIZE,
- .writearr = (const unsigned char[]){ JEDEC_WREN },
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = JEDEC_BYTE_PROGRAM_4BA_OUTSIZE - 1 + len,
- .writearr = cmd,
- .readcnt = 0,
- .readarr = NULL,
- }, {
- .writecnt = 0,
- .writearr = NULL,
- .readcnt = 0,
- .readarr = NULL,
- }};
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + len - 1);
-
- if (!len) {
- msg_cerr("%s called for zero-length write\n", __func__);
- return 1;
- }
- if (len > 256) {
- msg_cerr("%s called for too long a write\n", __func__);
- return 1;
- }
-
- memcpy(&cmd[JEDEC_BYTE_PROGRAM_4BA_OUTSIZE - 1], bytes, len);
-
- result = spi_send_multicommand(flash, cmds);
- if (result) {
- msg_cerr("%s failed during command execution at address 0x%x\n",
- __func__, addr);
- }
- return result;
-}
-
-/* Read flash bytes with 4-bytes address from ANY mode (3-bytes or 4-bytes)
- JEDEC_READ_4BA (13h) instruction is new for 4-bytes addressing flash chips.
- The presence of this instruction for an exact chip should be checked
- by its datasheet or from SFDP 4-Bytes Address Instruction Table (JESD216B). */
-int spi_nbyte_read_4ba_direct(struct flashctx *flash, unsigned int addr,
- uint8_t *bytes, unsigned int len)
-{
- const unsigned char cmd[JEDEC_READ_4BA_OUTSIZE] = {
- JEDEC_READ_4BA,
- (addr >> 24) & 0xff,
- (addr >> 16) & 0xff,
- (addr >> 8) & 0xff,
- (addr >> 0) & 0xff
- };
-
- msg_trace("-> %s (0x%08X-0x%08X)\n", __func__, addr, addr + len - 1);
-
- /* Send Read */
- return spi_send_command(flash, sizeof(cmd), len, cmd, bytes);
-}
-
/* Erase 4 KB of flash with 4-bytes address from ANY mode (3-bytes or 4-bytes)
JEDEC_SE_4BA (21h) instruction is new for 4-bytes addressing flash chips.
The presence of this instruction for an exact chip should be checked