diff options
| author | (no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1> | 2006-07-30 10:14:06 +0000 |
|---|---|---|
| committer | (no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1> | 2006-07-30 10:14:06 +0000 |
| commit | c19a9345b92522c905f75fcdcd5d8fea6678887c (patch) | |
| tree | feb2999c0648b5066b4850910bebc0585c7938ef /openpcd/firmware/src/openpcd.h | |
| parent | 616c33c49c3e6a2156a7489142915e32e7783073 (diff) | |
introduce new req_ctx api and handling
git-svn-id: https://svn.openpcd.org:2342/trunk@59 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
Diffstat (limited to 'openpcd/firmware/src/openpcd.h')
| -rw-r--r-- | openpcd/firmware/src/openpcd.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/openpcd/firmware/src/openpcd.h b/openpcd/firmware/src/openpcd.h index 56304e1..fa93dce 100644 --- a/openpcd/firmware/src/openpcd.h +++ b/openpcd/firmware/src/openpcd.h @@ -23,7 +23,7 @@ #define OPENPCD_IRQ_PRIO_UDP (AT91C_AIC_PRIOR_LOWEST+1) #define OPENPCD_IRQ_PRIO_RC632 AT91C_AIC_PRIOR_LOWEST -#define MAX_REQSIZE 256 +#define MAX_REQSIZE 64 #define MAX_HDRSIZE 8 #define req_buf_payload(x) (x->data[x->hdr_len]) @@ -38,17 +38,29 @@ struct req_buf { }; struct req_ctx { - //u_int16_t seq; /* request sequence number */ - - u_int32_t flags; - + u_int16_t seq; /* request sequence number */ + u_int16_t flags; + volatile u_int32_t state; struct req_buf rx; struct req_buf tx; }; +#define RCTX_STATE_FREE 0x00 +#define RCTX_STATE_UDP_RCV_BUSY 0x01 +#define RCTX_STATE_UDP_RCV_DONE 0x02 +#define RCTX_STATE_MAIN_PROCESSING 0x03 +#define RCTX_STATE_RC632IRQ_BUSY 0x04 + +#define RCTX_STATE_UDP_EP2_PENDING 0x10 +#define RCTX_STATE_UDP_EP2_BUSY 0x11 + +#define RCTX_STATE_UDP_EP3_PENDING 0x12 +#define RCTX_STATE_UDP_EP3_BUSY 0x13 + #define NUM_REQ_CTX 8 -extern struct req_ctx *req_ctx_find_get(void); +extern struct req_ctx *req_ctx_find_get(unsigned long old_state, unsigned long new_state); extern struct req_ctx *req_ctx_find_busy(void); +extern void req_ctx_set_state(struct req_ctx *ctx, unsigned long new_state); extern void req_ctx_put(struct req_ctx *ctx); extern u_int8_t req_ctx_num(struct req_ctx *ctx); |