diff options
author | Elyes HAOUAS <ehaouas@noos.fr> | 2018-11-26 15:57:30 +0100 |
---|---|---|
committer | Patrick Georgi <pgeorgi@google.com> | 2018-11-28 11:44:42 +0000 |
commit | ad19c2f58bcf30af87795543d5667d47e421558e (patch) | |
tree | 1909a740f4c947ed4c730d23d6b8fb2f71eb981f /src/southbridge/intel/common | |
parent | e143243c1c66fb2d06e6b74a1317e10fc4fbeb0d (diff) |
sb/intel/common: Fix style issue in spi.c
Change-Id: I6b9e0e0c643f9b47cfe8bdfffbe247f477ace685
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/29841
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Diffstat (limited to 'src/southbridge/intel/common')
-rw-r--r-- | src/southbridge/intel/common/spi.c | 102 |
1 files changed, 52 insertions, 50 deletions
diff --git a/src/southbridge/intel/common/spi.c b/src/southbridge/intel/common/spi.c index 0592379203..fe3bf2a6a0 100644 --- a/src/southbridge/intel/common/spi.c +++ b/src/southbridge/intel/common/spi.c @@ -196,6 +196,7 @@ enum { static u8 readb_(const void *addr) { u8 v = read8(addr); + printk(BIOS_DEBUG, "read %2.2x from %4.4x\n", v, ((unsigned) addr & 0xffff) - 0xf020); return v; @@ -204,6 +205,7 @@ static u8 readb_(const void *addr) static u16 readw_(const void *addr) { u16 v = read16(addr); + printk(BIOS_DEBUG, "read %4.4x from %4.4x\n", v, ((unsigned) addr & 0xffff) - 0xf020); return v; @@ -212,6 +214,7 @@ static u16 readw_(const void *addr) static u32 readl_(const void *addr) { u32 v = read32(addr); + printk(BIOS_DEBUG, "read %8.8x from %4.4x\n", v, ((unsigned) addr & 0xffff) - 0xf020); return v; @@ -347,7 +350,7 @@ void spi_init(void) if (cntlr->hsfs & HSFS_FDV) { writel_(4, &ich9_spi->fdoc); cntlr->flmap0 = readl_(&ich9_spi->fdod); - writel_ (0x1000, &ich9_spi->fdoc); + writel_(0x1000, &ich9_spi->fdoc); cntlr->flcomp = readl_(&ich9_spi->fdod); } } @@ -439,43 +442,43 @@ static int spi_setup_opcode(spi_transaction *trans) optypes = (optypes & 0xfffc) | (trans->type & 0x3); writew_(optypes, cntlr->optype); return 0; - } else { - /* The lock is on. See if what we need is on the menu. */ - uint8_t optype; - uint16_t opcode_index; - - /* Write Enable is handled as atomic prefix */ - if (trans->opcode == SPI_OPCODE_WREN) - return 0; - - read_reg(cntlr->opmenu, opmenu, sizeof(opmenu)); - for (opcode_index = 0; opcode_index < cntlr->menubytes; - opcode_index++) { - if (opmenu[opcode_index] == trans->opcode) - break; - } + } - if (opcode_index == cntlr->menubytes) { - printk(BIOS_DEBUG, "ICH SPI: Opcode %x not found\n", - trans->opcode); - return -1; - } + /* The lock is on. See if what we need is on the menu. */ + uint8_t optype; + uint16_t opcode_index; - optypes = readw_(cntlr->optype); - optype = (optypes >> (opcode_index * 2)) & 0x3; - if (trans->type == SPI_OPCODE_TYPE_WRITE_NO_ADDRESS && - optype == SPI_OPCODE_TYPE_WRITE_WITH_ADDRESS && - trans->bytesout >= 3) { - /* We guessed wrong earlier. Fix it up. */ - trans->type = optype; - } - if (optype != trans->type) { - printk(BIOS_DEBUG, "ICH SPI: Transaction doesn't fit type %d\n", - optype); - return -1; - } - return opcode_index; + /* Write Enable is handled as atomic prefix */ + if (trans->opcode == SPI_OPCODE_WREN) + return 0; + + read_reg(cntlr->opmenu, opmenu, sizeof(opmenu)); + for (opcode_index = 0; opcode_index < cntlr->menubytes; + opcode_index++) { + if (opmenu[opcode_index] == trans->opcode) + break; + } + + if (opcode_index == cntlr->menubytes) { + printk(BIOS_DEBUG, "ICH SPI: Opcode %x not found\n", + trans->opcode); + return -1; + } + + optypes = readw_(cntlr->optype); + optype = (optypes >> (opcode_index * 2)) & 0x3; + if (trans->type == SPI_OPCODE_TYPE_WRITE_NO_ADDRESS && + optype == SPI_OPCODE_TYPE_WRITE_WITH_ADDRESS && + trans->bytesout >= 3) { + /* We guessed wrong earlier. Fix it up. */ + trans->type = optype; } + if (optype != trans->type) { + printk(BIOS_DEBUG, "ICH SPI: Transaction doesn't fit type %d\n", + optype); + return -1; + } + return opcode_index; } static int spi_setup_offset(spi_transaction *trans) @@ -526,7 +529,7 @@ static int ich_status_poll(u16 bitmask, int wait_til_set) return -1; } -static int spi_is_multichip (void) +static int spi_is_multichip(void) { ich_spi_controller *cntlr = car_get_var_ptr(&g_cntlr); if (!(cntlr->hsfs & HSFS_FDV)) @@ -689,6 +692,7 @@ static void ich_hwseq_set_addr(uint32_t addr) { ich_spi_controller *cntlr = car_get_var_ptr(&g_cntlr); uint32_t addr_old = readl_(&cntlr->ich9_spi->faddr) & ~0x01FFFFFF; + writel_((addr & 0x01FFFFFF) | addr_old, &cntlr->ich9_spi->faddr); } @@ -773,8 +777,7 @@ static int ich_hwseq_erase(const struct spi_flash *flash, u32 offset, hsfc |= (0x3 << HSFC_FCYCLE_OFF); /* set erase operation */ hsfc |= HSFC_FGO; /* start */ writew_(hsfc, &cntlr->ich9_spi->hsfc); - if (ich_hwseq_wait_for_cycle_complete(timeout, len)) - { + if (ich_hwseq_wait_for_cycle_complete(timeout, len)) { printk(BIOS_ERR, "SF: Erase failed at %x\n", offset - erase_size); ret = -1; goto out; @@ -811,7 +814,7 @@ static int ich_hwseq_read(const struct spi_flash *flash, u32 addr, size_t len, uint8_t block_len; if (addr + len > flash->size) { - printk (BIOS_ERR, + printk(BIOS_ERR, "Attempt to read %x-%x which is out of chip\n", (unsigned) addr, (unsigned) addr+(unsigned) len); @@ -882,7 +885,7 @@ static int ich_hwseq_write(const struct spi_flash *flash, u32 addr, size_t len, uint32_t start = addr; if (addr + len > flash->size) { - printk (BIOS_ERR, + printk(BIOS_ERR, "Attempt to write 0x%x-0x%x which is out of chip\n", (unsigned)addr, (unsigned) (addr+len)); return -1; @@ -908,9 +911,8 @@ static int ich_hwseq_write(const struct spi_flash *flash, u32 addr, size_t len, hsfc |= HSFC_FGO; /* start */ writew_(hsfc, &cntlr->ich9_spi->hsfc); - if (ich_hwseq_wait_for_cycle_complete(timeout, block_len)) - { - printk (BIOS_ERR, "SF: write failure at %x\n", + if (ich_hwseq_wait_for_cycle_complete(timeout, block_len)) { + printk(BIOS_ERR, "SF: write failure at %x\n", addr); return -1; } @@ -944,9 +946,8 @@ static int spi_flash_programmer_probe(const struct spi_slave *spi, memcpy(&flash->spi, spi, sizeof(*spi)); flash->name = "Opaque HW-sequencing"; - ich_hwseq_set_addr (0); - switch ((cntlr->hsfs >> 3) & 3) - { + ich_hwseq_set_addr(0); + switch ((cntlr->hsfs >> 3) & 3) { case 0: flash->sector_size = 256; break; @@ -967,7 +968,7 @@ static int spi_flash_programmer_probe(const struct spi_slave *spi, if ((cntlr->hsfs & HSFS_FDV) && ((cntlr->flmap0 >> 8) & 3)) flash->size += 1 << (19 + ((cntlr->flcomp >> 3) & 7)); - printk (BIOS_DEBUG, "flash size 0x%x bytes\n", flash->size); + printk(BIOS_DEBUG, "flash size 0x%x bytes\n", flash->size); return 0; } @@ -978,19 +979,20 @@ static int xfer_vectors(const struct spi_slave *slave, return spi_flash_vector_helper(slave, vectors, count, spi_ctrlr_xfer); } -#define SPI_FPR_SHIFT 12 +#define SPI_FPR_SHIFT 12 #define ICH7_SPI_FPR_MASK 0xfff #define ICH9_SPI_FPR_MASK 0x1fff -#define SPI_FPR_BASE_SHIFT 0 +#define SPI_FPR_BASE_SHIFT 0 #define ICH7_SPI_FPR_LIMIT_SHIFT 12 #define ICH9_SPI_FPR_LIMIT_SHIFT 16 #define ICH9_SPI_FPR_RPE (1 << 15) /* Read Protect */ -#define SPI_FPR_WPE (1 << 31) /* Write Protect */ +#define SPI_FPR_WPE (1 << 31) /* Write Protect */ static u32 spi_fpr(u32 base, u32 limit) { u32 ret; u32 mask, limit_shift; + if (IS_ENABLED(CONFIG_SOUTHBRIDGE_INTEL_I82801GX)) { mask = ICH7_SPI_FPR_MASK; limit_shift = ICH7_SPI_FPR_LIMIT_SHIFT; |