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| author | Leah Rowe <vimuser@noreply.codeberg.org> | 2023-10-15 00:24:08 +0000 |
|---|---|---|
| committer | Leah Rowe <vimuser@noreply.codeberg.org> | 2023-10-15 00:24:08 +0000 |
| commit | 1a299f1b0b9987d43ca0096d342ba3ee16b5141f (patch) | |
| tree | 1c7f332e7ce5c01db57fd165f7c6cedfba13f266 /util/dell-flash-unlock/accessors.h | |
| parent | 8583a05dde772923125976a9ba7c85d249306126 (diff) | |
| parent | 5d6946c42cf8faa64f609155cf3b121ff8d78474 (diff) | |
Merge pull request 'util/e6400-flash-unlock: Rename to dell-flash-unlock' (#135) from nic3-14159/lbmk:rename-e6400-flash-unlock into master
Reviewed-on: https://codeberg.org/libreboot/lbmk/pulls/135
Diffstat (limited to 'util/dell-flash-unlock/accessors.h')
| -rw-r--r-- | util/dell-flash-unlock/accessors.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/util/dell-flash-unlock/accessors.h b/util/dell-flash-unlock/accessors.h new file mode 100644 index 00000000..a19f2152 --- /dev/null +++ b/util/dell-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); |