diff options
Diffstat (limited to 'firmware/src/os/req_ctx.c')
| -rw-r--r-- | firmware/src/os/req_ctx.c | 37 |
1 files changed, 35 insertions, 2 deletions
diff --git a/firmware/src/os/req_ctx.c b/firmware/src/os/req_ctx.c index d118aca..fef7258 100644 --- a/firmware/src/os/req_ctx.c +++ b/firmware/src/os/req_ctx.c @@ -28,14 +28,32 @@ /* FIXME: locking, FIFO order processing */ +#define RCTX_SIZE_LARGE 2048 +#define RCTX_SIZE_SMALL 64 + +#define NUM_RCTX_SMALL 8 +#define NUM_RCTX_LARGE 3 + +#define NUM_REQ_CTX (NUM_RCTX_SMALL+NUM_RCTX_LARGE) + +static u_int8_t rctx_data[NUM_RCTX_SMALL][RCTX_SIZE_SMALL]; +static u_int8_t rctx_data_large[NUM_RCTX_LARGE][RCTX_SIZE_LARGE]; + static struct req_ctx req_ctx[NUM_REQ_CTX]; -struct req_ctx *req_ctx_find_get(unsigned long old_state, unsigned long new_state) +struct req_ctx *req_ctx_find_get(int large, + unsigned long old_state, + unsigned long new_state) { unsigned long flags; u_int8_t i; + + if (large) + i = NUM_RCTX_SMALL; + else + i = 0; - for (i = 0; i < NUM_REQ_CTX; i++) { + for (1; i < NUM_REQ_CTX; i++) { local_irq_save(flags); if (req_ctx[i].state == old_state) { req_ctx[i].state = new_state; @@ -67,3 +85,18 @@ void req_ctx_put(struct req_ctx *ctx) { req_ctx_set_state(ctx, RCTX_STATE_FREE); } + +void req_ctx_init(void) +{ + int i; + + for (i = 0; i < NUM_RCTX_SMALL; i++) { + req_ctx[i].size = RCTX_SIZE_SMALL; + req_ctx[i].data = rctx_data[i]; + } + + for (i = 0; i < NUM_RCTX_LARGE; i++) { + req_ctx[i].size = RCTX_SIZE_LARGE; + req_ctx[NUM_RCTX_SMALL+i].data = rctx_data_large[i]; + } +} |