diff options
author | Anup Patel <anup.patel@wdc.com> | 2020-03-12 07:51:25 +0300 |
---|---|---|
committer | Anup Patel <anup@brainfault.org> | 2020-03-13 09:52:02 +0300 |
commit | 823345ecaed0deb7770d9bac1c881004a6410e91 (patch) | |
tree | e3b71fb186be4bebd610e796cc12f2d3f33424e6 /platform/andes | |
parent | 16e7071f6ddd5ba69d416b5a68e4aa191fc19d3b (diff) | |
download | opensbi-823345ecaed0deb7770d9bac1c881004a6410e91.tar.xz |
include: Make sbi_current_hartid() as macro in riscv_asm.h
The sbi_current_hartid() being a regular function is quite
expensive because for callers it is a function call instead
of a direct CSR read. This patch converts sbi_current_hartid()
into a macro in riscv_asm.h.
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>
Diffstat (limited to 'platform/andes')
-rw-r--r-- | platform/andes/ae350/platform.c | 4 | ||||
-rw-r--r-- | platform/andes/ae350/plicsw.c | 12 | ||||
-rw-r--r-- | platform/andes/ae350/plmt.c | 8 |
3 files changed, 12 insertions, 12 deletions
diff --git a/platform/andes/ae350/platform.c b/platform/andes/ae350/platform.c index 08db3eb..b85cec4 100644 --- a/platform/andes/ae350/platform.c +++ b/platform/andes/ae350/platform.c @@ -8,9 +8,9 @@ * Nylon Chen <nylon7@andestech.com> */ +#include <sbi/riscv_asm.h> #include <sbi/riscv_encoding.h> #include <sbi/sbi_const.h> -#include <sbi/sbi_hart.h> #include <sbi/sbi_platform.h> #include <sbi/sbi_console.h> #include <sbi_utils/serial/uart8250.h> @@ -94,7 +94,7 @@ static int ae350_console_init(void) /* Initialize the platform interrupt controller for current HART. */ static int ae350_irqchip_init(bool cold_boot) { - u32 hartid = sbi_current_hartid(); + u32 hartid = current_hartid(); int ret; if (cold_boot) { diff --git a/platform/andes/ae350/plicsw.c b/platform/andes/ae350/plicsw.c index 17fe947..d07df28 100644 --- a/platform/andes/ae350/plicsw.c +++ b/platform/andes/ae350/plicsw.c @@ -8,9 +8,9 @@ * Nylon Chen <nylon7@andestech.com> */ -#include <sbi/sbi_types.h> -#include <sbi/sbi_hart.h> +#include <sbi/riscv_asm.h> #include <sbi/riscv_io.h> +#include <sbi/sbi_types.h> #include "plicsw.h" #include "platform.h" @@ -19,7 +19,7 @@ static struct plicsw plicsw_dev[AE350_HART_COUNT]; static inline void plicsw_claim(void) { - u32 source_hart = sbi_current_hartid(); + u32 source_hart = current_hartid(); plicsw_dev[source_hart].source_id = readl(plicsw_dev[source_hart].plicsw_claim); @@ -27,7 +27,7 @@ static inline void plicsw_claim(void) static inline void plicsw_complete(void) { - u32 source_hart = sbi_current_hartid(); + u32 source_hart = current_hartid(); u32 source = plicsw_dev[source_hart].source_id; writel(source, plicsw_dev[source_hart].plicsw_claim); @@ -61,7 +61,7 @@ static inline void plic_sw_pending(u32 target_hart) * The bit 5 is used to send IPI to hart 2 * The bit 4 is used to send IPI to hart 3 */ - u32 source_hart = sbi_current_hartid(); + u32 source_hart = current_hartid(); u32 target_offset = (PLICSW_PENDING_PER_HART - 1) - target_hart; u32 per_hart_offset = PLICSW_PENDING_PER_HART * source_hart; u32 val = 1 << target_offset << per_hart_offset; @@ -90,7 +90,7 @@ void plicsw_ipi_clear(u32 target_hart) int plicsw_warm_ipi_init(void) { - u32 hartid = sbi_current_hartid(); + u32 hartid = current_hartid(); if (!plicsw_dev[hartid].plicsw_pending && !plicsw_dev[hartid].plicsw_enable diff --git a/platform/andes/ae350/plmt.c b/platform/andes/ae350/plmt.c index db80813..3848e15 100644 --- a/platform/andes/ae350/plmt.c +++ b/platform/andes/ae350/plmt.c @@ -8,8 +8,8 @@ * Nylon Chen <nylon7@andestech.com> */ +#include <sbi/riscv_asm.h> #include <sbi/riscv_io.h> -#include <sbi/sbi_hart.h> static u32 plmt_time_hart_count; static volatile void *plmt_time_base; @@ -34,7 +34,7 @@ u64 plmt_timer_value(void) void plmt_timer_event_stop(void) { - u32 target_hart = sbi_current_hartid(); + u32 target_hart = current_hartid(); if (plmt_time_hart_count <= target_hart) return; @@ -50,7 +50,7 @@ void plmt_timer_event_stop(void) void plmt_timer_event_start(u64 next_event) { - u32 target_hart = sbi_current_hartid(); + u32 target_hart = current_hartid(); if (plmt_time_hart_count <= target_hart) return; @@ -70,7 +70,7 @@ void plmt_timer_event_start(u64 next_event) int plmt_warm_timer_init(void) { - u32 target_hart = sbi_current_hartid(); + u32 target_hart = current_hartid(); if (plmt_time_hart_count <= target_hart || !plmt_time_base) return -1; |