diff options
| author | Anup Patel <apatel@ventanamicro.com> | 2022-02-18 20:48:41 +0300 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2022-02-28 07:13:12 +0300 |
| commit | f3f4604c196dea70b0bb64aba747aa6d7a9e244f (patch) | |
| tree | fb57357531b34399cb0b5e2a77f280ebee781c44 /lib/sbi/sbi_init.c | |
| parent | f2ccf2f783b43e8ca2b42cdeade7663599284a86 (diff) | |
| download | opensbi-f3f4604c196dea70b0bb64aba747aa6d7a9e244f.tar.xz | |
lib: sbi: Add a simple external interrupt handling framework
Currently, the external interrupt handling is scattered between
sbi_init and sbi_trap. This patch moves all external interrupt
handling into a simple framework called sbi_irqchip.
Signed-off-by: Anup Patel <apatel@ventanamicro.com>
Reviewed-by: Xiang W <wxjstz@126.com>
Reviewed-by: Atish Patra <atishp@rivosinc.com>
Diffstat (limited to 'lib/sbi/sbi_init.c')
| -rw-r--r-- | lib/sbi/sbi_init.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/sbi/sbi_init.c b/lib/sbi/sbi_init.c index 6876eb2..2b9e5ae 100644 --- a/lib/sbi/sbi_init.c +++ b/lib/sbi/sbi_init.c @@ -18,6 +18,7 @@ #include <sbi/sbi_hartmask.h> #include <sbi/sbi_hsm.h> #include <sbi/sbi_ipi.h> +#include <sbi/sbi_irqchip.h> #include <sbi/sbi_platform.h> #include <sbi/sbi_pmu.h> #include <sbi/sbi_system.h> @@ -270,13 +271,12 @@ static void __noreturn init_coldboot(struct sbi_scratch *scratch, u32 hartid) sbi_boot_print_banner(scratch); - rc = sbi_platform_irqchip_init(plat, TRUE); + rc = sbi_irqchip_init(scratch, TRUE); if (rc) { - sbi_printf("%s: platform irqchip init failed (error %d)\n", + sbi_printf("%s: irqchip init failed (error %d)\n", __func__, rc); sbi_hart_hang(); } - csr_set(CSR_MIE, MIP_MEIP); rc = sbi_ipi_init(scratch, TRUE); if (rc) { @@ -374,10 +374,9 @@ static void init_warm_startup(struct sbi_scratch *scratch, u32 hartid) if (rc) sbi_hart_hang(); - rc = sbi_platform_irqchip_init(plat, FALSE); + rc = sbi_irqchip_init(scratch, FALSE); if (rc) sbi_hart_hang(); - csr_set(CSR_MIE, MIP_MEIP); rc = sbi_ipi_init(scratch, FALSE); if (rc) @@ -552,8 +551,7 @@ void __noreturn sbi_exit(struct sbi_scratch *scratch) sbi_ipi_exit(scratch); - csr_clear(CSR_MIE, MIP_MEIP); - sbi_platform_irqchip_exit(plat); + sbi_irqchip_exit(scratch); sbi_platform_final_exit(plat); |