Firmware/opensbi
8
0
Fork 0
forked from Mirrors/opensbi
Code Pull Requests Activity

lib: Use CSR_<FOO> instead of <foo> for csr_*()

Browse Source 
Some older toolchains may not have all the csr's defined. Update all
the csr functions to use the CSR_ #define values instead of the
toolchain defined values.

Suggested-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Atish Patra <atish.patra@wdc.com>
This commit is contained in:
Atish Patra
2019-02-12 18:32:06 -08:00
committed by Anup Patel
parent 4cb4d46875
commit 70a474d2c2
11 changed files with 84 additions and 76 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
lib/sbi_trap.c
View File

@@ -94,7 +94,7 @@ int sbi_trap_redirect(struct sbi_trap_regs *regs,
csr_write(CSR_SCAUSE, cause);
/* Set MEPC to S-mode exception vector base */
regs->mepc = csr_read(stvec);
regs->mepc = csr_read(CSR_STVEC);
/* Initial value of new MSTATUS */
new_mstatus = regs->mstatus;
@@ -141,7 +141,7 @@ void sbi_trap_handler(struct sbi_trap_regs *regs,
int rc = SBI_ENOTSUPP;
const char *msg = "trap handler failed";
u32 hartid = sbi_current_hartid();
ulong mcause = csr_read(mcause);
ulong mcause = csr_read(CSR_MCAUSE);
if (mcause & (1UL << (__riscv_xlen - 1))) {
mcause &= ~(1UL << (__riscv_xlen - 1));