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author | Thomas Heijligen <thomas.heijligen@secunet.com> | 2019-07-10 16:04:50 +0200 |
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committer | Patrick Georgi <pgeorgi@google.com> | 2020-03-04 10:39:56 +0000 |
commit | e5b2453f91a1795394cb8c3c51d4f0e1dce7cb22 (patch) | |
tree | be081ca16ea7331f21323d103f7af964c4f35356 /payloads/libpayload | |
parent | 573481bf6f74af7e84fda2db63a8c6aa2466f746 (diff) | |
download | coreboot-e5b2453f91a1795394cb8c3c51d4f0e1dce7cb22.tar.gz coreboot-e5b2453f91a1795394cb8c3c51d4f0e1dce7cb22.tar.bz2 coreboot-e5b2453f91a1795394cb8c3c51d4f0e1dce7cb22.zip |
libpayload: add read64() and write64()
Change-Id: I6febf13ed54a7707f5a99d3d2715c36e18517c12
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34206
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Patrick Rudolph <siro@das-labor.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'payloads/libpayload')
-rw-r--r-- | payloads/libpayload/include/x86/arch/io.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/payloads/libpayload/include/x86/arch/io.h b/payloads/libpayload/include/x86/arch/io.h index c417ce0c667a..46836d9f7bb3 100644 --- a/payloads/libpayload/include/x86/arch/io.h +++ b/payloads/libpayload/include/x86/arch/io.h @@ -64,6 +64,11 @@ static inline __attribute__((always_inline)) uint32_t read32(const volatile void return *((volatile uint32_t *)(addr)); } +static inline __attribute__((always_inline)) uint64_t read64(const volatile void *addr) +{ + return *((volatile uint64_t *)(addr)); +} + static inline __attribute__((always_inline)) void write8(volatile void *addr, uint8_t value) { *((volatile uint8_t *)(addr)) = value; @@ -79,6 +84,11 @@ static inline __attribute__((always_inline)) void write32(volatile void *addr, u *((volatile uint32_t *)(addr)) = value; } +static inline __attribute__((always_inline)) void write64(volatile void *addr, uint64_t value) +{ + *((volatile uint64_t *)(addr)) = value; +} + static inline unsigned int inl(int port) { unsigned long val; |