diff options
| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2021-06-13 10:09:51 +0300 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2022-06-26 21:40:17 +0000 |
| commit | d0525d424876ce5c4345ab2c73983915be2efb32 (patch) | |
| tree | 26e3fc85d05d66c17b2640391e566bea13fd11f9 /src/include | |
| parent | ad5fab23620a25d53d358dbde5f005bbe955e77b (diff) | |
resource: Add helpers for memory resources
These should help to make the reviews as platforms
remove KiB scaling.
Change-Id: I40644f873c0ea993353753c0ef40df4c83233355
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55474
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/device/device.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/src/include/device/device.h b/src/include/device/device.h index 8f5407dcfc..536b77730e 100644 --- a/src/include/device/device.h +++ b/src/include/device/device.h @@ -334,6 +334,62 @@ const struct resource *fixed_mem_from_to_flags(struct device *dev, unsigned long } static inline +const struct resource *ram_range(struct device *dev, unsigned long index, uint64_t base, + uint64_t size) +{ + return fixed_mem_range_flags(dev, index, base, size, IORESOURCE_CACHEABLE | IORESOURCE_STORED); +} + +static inline +const struct resource *ram_from_to(struct device *dev, unsigned long index, uint64_t base, + uint64_t end) +{ + if (end <= base) + return NULL; + return ram_range(dev, index, base, end - base); +} + +static inline +const struct resource *reserved_ram_range(struct device *dev, unsigned long index, + uint64_t base, uint64_t size) +{ + return fixed_mem_range_flags(dev, index, base, size, IORESOURCE_CACHEABLE | + IORESOURCE_RESERVE | IORESOURCE_STORED); +} + +static inline +const struct resource *reserved_ram_from_to(struct device *dev, unsigned long index, + uint64_t base, uint64_t end) +{ + if (end <= base) + return NULL; + return reserved_ram_range(dev, index, base, end - base); +} + +static inline +const struct resource *mmio_range(struct device *dev, unsigned long index, uint64_t base, + uint64_t size) +{ + return fixed_mem_range_flags(dev, index, base, size, IORESOURCE_RESERVE | IORESOURCE_STORED); +} + +static inline +const struct resource *mmio_from_to(struct device *dev, unsigned long index, uint64_t base, + uint64_t end) +{ + if (end <= base) + return NULL; + return mmio_range(dev, index, base, end - base); +} + +const struct resource *lower_ram_end(struct device *dev, unsigned long index, uint64_t end); +const struct resource *upper_ram_end(struct device *dev, unsigned long index, uint64_t end); + +#define bad_ram_range(...) reserved_ram_range(__VA_ARGS__) +#define uma_range(...) mmio_range(__VA_ARGS__) +#define uma_from_to(...) mmio_from_to(__VA_ARGS__) + +static inline const struct resource *fixed_io_range_flags(struct device *dev, unsigned long index, uint16_t base, uint16_t size, unsigned long flags) { |