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acpigen.c: Add resource consumer functions for mmio 

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Change-Id: Id9e4adcd976e1f56ef7f502d9df16dbefce95c3e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/79217
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Tim Wawrzynczak <inforichland@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Arthur Heymans 2023-11-21 18:49:33 +01:00 committed by Lean Sheng Tan
parent 39b19f270c
commit 62f788e244
2 changed files with 39 additions and 26 deletions
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64
src/acpi/acpigen.c
View File

@ -2296,42 +2296,54 @@ void acpigen_resource_producer_io(u16 io_base, u16 io_limit)
io_limit - io_base + 1); /* length */
}
static void acpigen_resource_producer_mmio32(u32 mmio_base, u32 mmio_limit, u16 type_flags)
static void acpigen_resource_mmio32(u32 mmio_base, u32 mmio_limit, u16 gen_flags,
u16 type_flags)
{
acpigen_resource_dword(RSRC_TYPE_MEM, /* res_type */
ADDR_SPACE_GENERAL_FLAG_MAX_FIXED
| ADDR_SPACE_GENERAL_FLAG_MIN_FIXED
| ADDR_SPACE_GENERAL_FLAG_DEC_POS
| ADDR_SPACE_GENERAL_FLAG_PRODUCER, /* gen_flags */
type_flags, /* type_flags */
0, /* gran */
mmio_base, /* range_min */
mmio_limit, /* range_max */
0x0, /* translation */
mmio_limit - mmio_base + 1); /* length */
gen_flags, /* gen_flags */
type_flags, /* type_flags */
0, /* gran */
mmio_base, /* range_min */
mmio_limit, /* range_max */
0x0, /* translation */
mmio_limit - mmio_base + 1); /* length */
}
static void acpigen_resource_producer_mmio64(u64 mmio_base, u64 mmio_limit, u16 type_flags)
static void acpigen_resource_mmio64(u64 mmio_base, u64 mmio_limit, u16 gen_flags,
u16 type_flags)
{
acpigen_resource_qword(RSRC_TYPE_MEM, /* res_type */
ADDR_SPACE_GENERAL_FLAG_MAX_FIXED
| ADDR_SPACE_GENERAL_FLAG_MIN_FIXED
| ADDR_SPACE_GENERAL_FLAG_DEC_POS
| ADDR_SPACE_GENERAL_FLAG_PRODUCER, /* gen_flags */
type_flags, /* type_flags */
0, /* gran */
mmio_base, /* range_min */
mmio_limit, /* range_max */
0x0, /* translation */
mmio_limit - mmio_base + 1); /* length */
gen_flags, /* gen_flags */
type_flags, /* type_flags */
0, /* gran */
mmio_base, /* range_min */
mmio_limit, /* range_max */
0x0, /* translation */
mmio_limit - mmio_base + 1); /* length */
}
static void acpigen_resource_mmio(u64 mmio_base, u64 mmio_limit, bool is_producer, u16 type_flags)
{
const u16 gen_flags = ADDR_SPACE_GENERAL_FLAG_MAX_FIXED
| ADDR_SPACE_GENERAL_FLAG_MIN_FIXED
| ADDR_SPACE_GENERAL_FLAG_DEC_POS
| (is_producer ? ADDR_SPACE_GENERAL_FLAG_PRODUCER
: ADDR_SPACE_GENERAL_FLAG_CONSUMER);
if (mmio_base < 4ULL * GiB && mmio_limit < 4ULL * GiB)
acpigen_resource_mmio32(mmio_base, mmio_limit, gen_flags, type_flags);
else
acpigen_resource_mmio64(mmio_base, mmio_limit, gen_flags, type_flags);
}
void acpigen_resource_producer_mmio(u64 mmio_base, u64 mmio_limit, u16 type_flags)
{
if (mmio_base < 4ULL * GiB && mmio_limit < 4ULL * GiB)
acpigen_resource_producer_mmio32(mmio_base, mmio_limit, type_flags);
else
acpigen_resource_producer_mmio64(mmio_base, mmio_limit, type_flags);
acpigen_resource_mmio(mmio_base, mmio_limit, true, type_flags);
}
void acpigen_resource_consumer_mmio(u64 mmio_base, u64 mmio_limit, u16 type_flags)
{
acpigen_resource_mmio(mmio_base, mmio_limit, false, type_flags);
}
void acpigen_write_ADR(uint64_t adr)

1
src/include/acpi/acpigen.h
View File

@ -691,6 +691,7 @@ void acpigen_resource_qword(u16 res_type, u16 gen_flags, u16 type_flags,
void acpigen_resource_producer_bus_number(u16 bus_base, u16 bus_limit);
void acpigen_resource_producer_io(u16 io_base, u16 io_limit);
void acpigen_resource_producer_mmio(u64 mmio_base, u64 mmio_limit, u16 type_flags);
void acpigen_resource_consumer_mmio(u64 mmio_base, u64 mmio_limit, u16 type_flags);
/* Emits Notify(namestr, value) */
void acpigen_notify(const char *namestr, int value);