52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
#ifndef _REQ_CTX_H
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#define _REQ_CTX_H
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#define RCTX_SIZE_LARGE 960
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#define RCTX_SIZE_SMALL 320
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#define MAX_HDRSIZE sizeof(struct openpcd_hdr)
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#define req_buf_payload(x) (x->data[x->hdr_len])
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#define req_buf_hdr(x) (x->data[0])
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#include <sys/types.h>
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#include <lib_AT91SAM7.h>
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struct req_ctx {
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volatile uint32_t state;
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volatile struct req_ctx *prev, *next;
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uint16_t size;
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uint16_t tot_len;
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uint8_t *data;
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};
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#define RCTX_STATE_FREE 0
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#define RCTX_STATE_UDP_RCV_BUSY 1
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#define RCTX_STATE_UDP_RCV_DONE 2
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#define RCTX_STATE_MAIN_PROCESSING 3
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#define RCTX_STATE_RC632IRQ_BUSY 4
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#define RCTX_STATE_UDP_EP2_PENDING 5
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#define RCTX_STATE_UDP_EP2_BUSY 6
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#define RCTX_STATE_UDP_EP3_PENDING 7
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#define RCTX_STATE_UDP_EP3_BUSY 8
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#define RCTX_STATE_SSC_RX_BUSY 9
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#define RCTX_STATE_LIBRFID_BUSY 10
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#define RCTX_STATE_PIOIRQ_BUSY 11
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#define RCTX_STATE_INVALID 12
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// Nominally UNUSED states
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#define RCTX_STATE_UDP_EP0_PENDING 13
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#define RCTX_STATE_UDP_EP0_BUSY 14
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#define RCTX_STATE_UDP_EP1_PENDING 15
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#define RCTX_STATE_UDP_EP1_BUSY 16
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// Count of the number of STATES
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#define RCTX_STATE_COUNT 17
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extern struct req_ctx __ramfunc *req_ctx_find_get(int large, unsigned long old_state, unsigned long new_state);
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extern struct req_ctx *req_ctx_find_busy(void);
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extern void req_ctx_set_state(struct req_ctx *ctx, unsigned long new_state);
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extern void req_ctx_put(struct req_ctx *ctx);
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extern uint8_t req_ctx_num(struct req_ctx *ctx);
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unsigned int req_ctx_count(unsigned long state);
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#endif /* _REQ_CTX_H */
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