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| author | Leah Rowe <vimuser@noreply.codeberg.org> | 2023-10-10 05:25:22 +0000 |
|---|---|---|
| committer | Leah Rowe <vimuser@noreply.codeberg.org> | 2023-10-10 05:25:22 +0000 |
| commit | 13c58200a4a682a63806a5e6a97c555a77284ddf (patch) | |
| tree | 6240c5a9b81442965d47fa9a066b606329db4370 /util/e6400-flash-unlock/accessors.h | |
| parent | 67ffb5134c5238295591bbc3f3260d5651a0a89a (diff) | |
| parent | 724cb39f867de2e1eacc470eb348c2f7bdf82c18 (diff) | |
Merge pull request 'util/e6400-flash-unlock: Update to upstream version' (#134) from nic3-14159/lbmk:e6400-flash-unlock-updates into master
Reviewed-on: https://codeberg.org/libreboot/lbmk/pulls/134
Diffstat (limited to 'util/e6400-flash-unlock/accessors.h')
| -rw-r--r-- | util/e6400-flash-unlock/accessors.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/util/e6400-flash-unlock/accessors.h b/util/e6400-flash-unlock/accessors.h new file mode 100644 index 00000000..a19f2152 --- /dev/null +++ b/util/e6400-flash-unlock/accessors.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: MIT */ +/* SPDX-FileCopyrightText: 2023 Nicholas Chin */ + +#include <stdint.h> + +#define PCI_CFG_ADDR 0xcf8 +#define PCI_CFG_DATA 0xcfc +#define PCI_DEV(bus, dev, func) (1u << 31 | bus << 16 | dev << 11 | func << 8) + +uint32_t pci_read_32(uint32_t dev, uint8_t reg); +void pci_write_32(uint32_t dev, uint8_t reg, uint32_t value); + +int sys_iopl(int level); +void sys_outb(unsigned int port, uint8_t data); +void sys_outl(unsigned int port, uint32_t data); +uint8_t sys_inb(unsigned int port); +uint32_t sys_inl(unsigned int port); |