diff options
Diffstat (limited to 'pci.c')
| -rw-r--r-- | pci.c | 30 |
1 files changed, 27 insertions, 3 deletions
@@ -226,6 +226,12 @@ pcilib_register_bank_t pcilib_find_bank(pcilib_t *ctx, const char *bank) { pcilib_register_bank_t res; unsigned long addr; + if (!bank) { + pcilib_register_bank_description_t *banks = pcilib_model[ctx->model].banks; + if ((banks)&&(banks[0].access)) return (pcilib_register_bank_t)0; + return -1; + } + if (sscanf(bank,"%lx", &addr) == 1) { res = pcilib_find_bank_by_addr(ctx, addr); if (res != PCILIB_REGISTER_BANK_INVALID) return res; @@ -351,9 +357,15 @@ static int pcilib_read_register_space_internal(pcilib_t *ctx, pcilib_register_ba return err; } -int pcilib_read_register_space(pcilib_t *ctx, pcilib_register_bank_t bank, pcilib_register_addr_t addr, size_t n, pcilib_register_value_t *buf) { -// pcilib_register_bank_t bank = pcilib_find_bank(ctx, bank_addr); - return pcilib_read_register_space_internal(ctx, bank, addr, n, 0, buf); +int pcilib_read_register_space(pcilib_t *ctx, const char *bank, pcilib_register_addr_t addr, size_t n, pcilib_register_value_t *buf) { + pcilib_register_bank_t bank_id = pcilib_find_bank(ctx, bank); + if (bank_id == PCILIB_REGISTER_BANK_INVALID) { + if (bank) pcilib_error("Invalid register bank is specified (%s)", bank); + else pcilib_error("Register bank should be specified"); + return PCILIB_ERROR_INVALID_BANK; + } + + return pcilib_read_register_space_internal(ctx, bank_id, addr, n, 0, buf); } int pcilib_read_register_by_id(pcilib_t *ctx, pcilib_register_t reg, pcilib_register_value_t *value) { @@ -439,6 +451,18 @@ static int pcilib_write_register_space_internal(pcilib_t *ctx, pcilib_register_b return err; } +int pcilib_write_register_space(pcilib_t *ctx, const char *bank, pcilib_register_addr_t addr, size_t n, pcilib_register_value_t *buf) { + pcilib_register_bank_t bank_id = pcilib_find_bank(ctx, bank); + if (bank_id == PCILIB_REGISTER_BANK_INVALID) { + if (bank) pcilib_error("Invalid register bank is specified (%s)", bank); + else pcilib_error("Register bank should be specified"); + return PCILIB_ERROR_INVALID_BANK; + } + + return pcilib_write_register_space_internal(ctx, bank_id, addr, n, 0, buf); +} + + int pcilib_write_register_by_id(pcilib_t *ctx, pcilib_register_t reg, pcilib_register_value_t value) { int err; size_t i, n, bits; |