diff options
Diffstat (limited to 'sys/arch/alpha/pci/pcs_bus_io_common.c')
| -rw-r--r-- | sys/arch/alpha/pci/pcs_bus_io_common.c | 83 |
1 files changed, 82 insertions, 1 deletions
diff --git a/sys/arch/alpha/pci/pcs_bus_io_common.c b/sys/arch/alpha/pci/pcs_bus_io_common.c index 89cc1418cd1..f393cd2e7ef 100644 --- a/sys/arch/alpha/pci/pcs_bus_io_common.c +++ b/sys/arch/alpha/pci/pcs_bus_io_common.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pcs_bus_io_common.c,v 1.5 1997/01/24 19:57:55 niklas Exp $ */ +/* $OpenBSD: pcs_bus_io_common.c,v 1.6 1997/04/02 22:08:09 niklas Exp $ */ /* $NetBSD: pcs_bus_io_common.c,v 1.14 1996/12/02 22:19:35 cgd Exp $ */ /* @@ -151,6 +151,25 @@ void __C(CHIP,_io_copy_4) __P((void *, bus_space_handle_t, void __C(CHIP,_io_copy_8) __P((void *, bus_space_handle_t, bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t)); +/* read multiple raw */ +void __C(CHIP,_io_read_raw_multi_2) __P((void *, bus_space_handle_t, + bus_size_t, u_int8_t *, bus_size_t)); +void __C(CHIP,_io_read_raw_multi_4) __P((void *, bus_space_handle_t, + bus_size_t, u_int8_t *, bus_size_t)); +void __C(CHIP,_io_read_raw_multi_8) __P((void *, bus_space_handle_t, + bus_size_t, u_int8_t *, bus_size_t)); + +/* write multiple raw */ +void __C(CHIP,_io_write_raw_multi_2) __P((void *, + bus_space_handle_t, bus_size_t, const u_int8_t *, + bus_size_t)); +void __C(CHIP,_io_write_raw_multi_4) __P((void *, + bus_space_handle_t, bus_size_t, const u_int8_t *, + bus_size_t)); +void __C(CHIP,_io_write_raw_multi_8) __P((void *, + bus_space_handle_t, bus_size_t, const u_int8_t *, + bus_size_t)); + static long __C(CHIP,_io_ex_storage)[EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long)]; @@ -223,6 +242,16 @@ static struct alpha_bus_space __C(CHIP,_io_space) = { __C(CHIP,_io_copy_2), __C(CHIP,_io_copy_4), __C(CHIP,_io_copy_8), + + /* read multiple raw */ + __C(CHIP,_io_read_raw_multi_2), + __C(CHIP,_io_read_raw_multi_4), + __C(CHIP,_io_read_raw_multi_8), + + /* write multiple raw*/ + __C(CHIP,_io_write_raw_multi_2), + __C(CHIP,_io_write_raw_multi_4), + __C(CHIP,_io_write_raw_multi_8), }; bus_space_tag_t @@ -716,3 +745,55 @@ CHIP_io_copy_N(1) CHIP_io_copy_N(2) CHIP_io_copy_N(4) CHIP_io_copy_N(8) + +#define CHIP_io_read_raw_multi_N(BYTES,TYPE) \ +void \ +__C(__C(CHIP,_io_read_raw_multi_),BYTES)(v, h, o, a, c) \ + void *v; \ + bus_space_handle_t h; \ + bus_size_t o, c; \ + u_int8_t *a; \ +{ \ + TYPE temp; \ + int i; \ + \ + while (c > 0) { \ + __C(CHIP,_io_barrier)(v, h, o, BYTES, BUS_BARRIER_READ); \ + temp = __C(__C(CHIP,_io_read_),BYTES)(v, h, o); \ + for (i = 0; i < BYTES; i++) { \ + *a++ = temp & 0xff; \ + temp >>= 8; \ + } \ + c -= BYTES; \ + } \ +} +CHIP_io_read_raw_multi_N(2,u_int16_t) +CHIP_io_read_raw_multi_N(4,u_int32_t) +CHIP_io_read_raw_multi_N(8,u_int64_t) + +#define CHIP_io_write_raw_multi_N(BYTES,TYPE) \ +void \ +__C(__C(CHIP,_io_write_raw_multi_),BYTES)(v, h, o, a, c) \ + void *v; \ + bus_space_handle_t h; \ + bus_size_t o, c; \ + const u_int8_t *a; \ +{ \ + TYPE temp; \ + int i; \ + \ + while (c > 0) { \ + temp = 0; \ + for (i = BYTES - 1; i >= 0; i--) { \ + temp <<= 8; \ + temp |= *(a + i); \ + } \ + __C(__C(CHIP,_io_write_),BYTES)(v, h, o, temp); \ + __C(CHIP,_io_barrier)(v, h, o, BYTES, BUS_BARRIER_WRITE); \ + c -= BYTES; \ + a += BYTES; \ + } \ +} +CHIP_io_write_raw_multi_N(2,u_int16_t) +CHIP_io_write_raw_multi_N(4,u_int32_t) +CHIP_io_write_raw_multi_N(8,u_int64_t) |