diff options
author | Edward O'Callaghan <quasisec@google.com> | 2021-05-24 20:33:45 +1000 |
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committer | Edward O'Callaghan <quasisec@chromium.org> | 2021-05-27 02:36:32 +0000 |
commit | ad8eb60e5d559e113a73e13213846938fded03de (patch) | |
tree | 62ab8787767ec99a6948ad53e38aef771bab5c1c /satasii.c | |
parent | 4f537721036c73381c073c7c9a1569275fd4333a (diff) | |
download | flashrom-ad8eb60e5d559e113a73e13213846938fded03de.tar.gz flashrom-ad8eb60e5d559e113a73e13213846938fded03de.tar.bz2 flashrom-ad8eb60e5d559e113a73e13213846938fded03de.zip |
par_masters: Reshuffle to remove forward declarations
Dispense with all these forward declarations by way of
ordering. Just deal with all the par_masters in one go
to be over and done with.
BUG=none
BRANCH=none
TEST=builds
Change-Id: I88e89992380195fee7c9de7ec57502ab980ec5df
Signed-off-by: Edward O'Callaghan <quasisec@google.com>
Reviewed-on: https://review.coreboot.org/c/flashrom/+/54873
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Anastasia Klimchuk <aklm@chromium.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'satasii.c')
-rw-r--r-- | satasii.c | 86 |
1 files changed, 42 insertions, 44 deletions
@@ -37,19 +37,6 @@ const struct dev_entry satas_sii[] = { {0}, }; -static void satasii_chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr); -static uint8_t satasii_chip_readb(const struct flashctx *flash, const chipaddr addr); -static const struct par_master par_master_satasii = { - .chip_readb = satasii_chip_readb, - .chip_readw = fallback_chip_readw, - .chip_readl = fallback_chip_readl, - .chip_readn = fallback_chip_readn, - .chip_writeb = satasii_chip_writeb, - .chip_writew = fallback_chip_writew, - .chip_writel = fallback_chip_writel, - .chip_writen = fallback_chip_writen, -}; - static uint32_t satasii_wait_done(void) { uint32_t ctrl_reg; @@ -64,6 +51,48 @@ static uint32_t satasii_wait_done(void) return ctrl_reg; } +static void satasii_chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr) +{ + uint32_t data_reg; + uint32_t ctrl_reg = satasii_wait_done(); + + /* Mask out unused/reserved bits, set writes and start transaction. */ + ctrl_reg &= 0xfcf80000; + ctrl_reg |= (1 << 25) | (0 << 24) | ((uint32_t) addr & 0x7ffff); + + data_reg = (pci_mmio_readl((sii_bar + 4)) & ~0xff) | val; + pci_mmio_writel(data_reg, (sii_bar + 4)); + pci_mmio_writel(ctrl_reg, sii_bar); + + satasii_wait_done(); +} + +static uint8_t satasii_chip_readb(const struct flashctx *flash, const chipaddr addr) +{ + uint32_t ctrl_reg = satasii_wait_done(); + + /* Mask out unused/reserved bits, set reads and start transaction. */ + ctrl_reg &= 0xfcf80000; + ctrl_reg |= (1 << 25) | (1 << 24) | ((uint32_t) addr & 0x7ffff); + + pci_mmio_writel(ctrl_reg, sii_bar); + + satasii_wait_done(); + + return (pci_mmio_readl(sii_bar + 4)) & 0xff; +} + +static const struct par_master par_master_satasii = { + .chip_readb = satasii_chip_readb, + .chip_readw = fallback_chip_readw, + .chip_readl = fallback_chip_readl, + .chip_readn = fallback_chip_readn, + .chip_writeb = satasii_chip_writeb, + .chip_writew = fallback_chip_writew, + .chip_writel = fallback_chip_writel, + .chip_writen = fallback_chip_writen, +}; + int satasii_init(void) { struct pci_dev *dev = NULL; @@ -104,34 +133,3 @@ int satasii_init(void) return 0; } - -static void satasii_chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr) -{ - uint32_t data_reg; - uint32_t ctrl_reg = satasii_wait_done(); - - /* Mask out unused/reserved bits, set writes and start transaction. */ - ctrl_reg &= 0xfcf80000; - ctrl_reg |= (1 << 25) | (0 << 24) | ((uint32_t) addr & 0x7ffff); - - data_reg = (pci_mmio_readl((sii_bar + 4)) & ~0xff) | val; - pci_mmio_writel(data_reg, (sii_bar + 4)); - pci_mmio_writel(ctrl_reg, sii_bar); - - satasii_wait_done(); -} - -static uint8_t satasii_chip_readb(const struct flashctx *flash, const chipaddr addr) -{ - uint32_t ctrl_reg = satasii_wait_done(); - - /* Mask out unused/reserved bits, set reads and start transaction. */ - ctrl_reg &= 0xfcf80000; - ctrl_reg |= (1 << 25) | (1 << 24) | ((uint32_t) addr & 0x7ffff); - - pci_mmio_writel(ctrl_reg, sii_bar); - - satasii_wait_done(); - - return (pci_mmio_readl(sii_bar + 4)) & 0xff; -} |