diff options
| author | Ionela Voinescu <ionela.voinescu@imgtec.com> | 2015-02-02 14:48:12 +0000 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2015-03-21 11:09:29 +0100 |
| commit | debc1744e185cc9edd09197dfd220bfbff2cdf1b (patch) | |
| tree | ecdee088e09cb1c5ce667c0ec98657fc961ec7a4 | |
| parent | 367331161995e7cbaa507bd24a71a28bc97c4834 (diff) | |
libpayload: arch/mips: add virt/bus/phy_to_bus/phy/virt operations
BUG=chrome-os-partner:31438
TEST=tested on Pistachio FPGA and bring up board; works as
expected
BRANCH=none
Change-Id: I368494f388b82969dda0ce73a38824791efce616
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: e4c2bbcbdbcf706062724cffe2d5f15953468ace
Original-Change-Id: Id5c9b1d65c6ec87f2aba06995dc940c50afb041f
Original-Signed-off-by: Ionela Voinescu <ionela.voinescu@imgtec.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/245386
Original-Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-on: http://review.coreboot.org/8746
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
| -rw-r--r-- | payloads/libpayload/arch/mips/virtual.c | 3 | ||||
| -rw-r--r-- | payloads/libpayload/include/mips/arch/virtual.h | 13 |
2 files changed, 10 insertions, 6 deletions
diff --git a/payloads/libpayload/arch/mips/virtual.c b/payloads/libpayload/arch/mips/virtual.c index 9d226494b9..5c110d0f21 100644 --- a/payloads/libpayload/arch/mips/virtual.c +++ b/payloads/libpayload/arch/mips/virtual.c @@ -19,7 +19,8 @@ #include <unistd.h> -unsigned long virtual_offset = 0; +unsigned long virt_to_phys_offset = 0; +unsigned long virt_to_bus_offset = 0x60000000; int getpagesize(void) { diff --git a/payloads/libpayload/include/mips/arch/virtual.h b/payloads/libpayload/include/mips/arch/virtual.h index 70aea20b9c..f470393b35 100644 --- a/payloads/libpayload/include/mips/arch/virtual.h +++ b/payloads/libpayload/include/mips/arch/virtual.h @@ -20,12 +20,15 @@ #ifndef __MIPS_ARCH_VIRTUAL_H #define __MIPS_ARCH_VIRTUAL_H -extern unsigned long virtual_offset; +extern unsigned long virt_to_phys_offset; +extern unsigned long virt_to_bus_offset; -#define virt_to_phys(virt) ((unsigned long) (virt) + virtual_offset) -#define phys_to_virt(phys) ((void *) ((unsigned long) (phys) - virtual_offset)) +#define virt_to_phys(virt) ((unsigned long) (virt) + virt_to_phys_offset) +#define phys_to_virt(phys) ((void *) ((unsigned long) (phys) - \ + virt_to_phys_offset)) -#define virt_to_bus(addr) virt_to_phys(addr) -#define bus_to_virt(addr) phys_to_virt(addr) +#define virt_to_bus(virt) ((unsigned long) (virt) + virt_to_bus_offset) +#define bus_to_virt(phys) ((void *) ((unsigned long) (phys) - \ + virt_to_bus_offset)) #endif |