mirror of
https://github.com/ep00ch/lwip-contrib-mac.git
synced 2024-07-17 08:28:56 +00:00
Fixed various memory leaks caused by protection issues (and some other
issues). Also some minor cosmetic changes.
This commit is contained in:
parent
9713f45a02
commit
0a76b0f5ee
@ -30,7 +30,7 @@
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*
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*
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* Author: Adam Dunkels <adam@sics.se>
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* Author: Adam Dunkels <adam@sics.se>
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*
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*
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* $Id: cc.h,v 1.5 2003/02/18 19:27:08 davidhaas Exp $
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* $Id: cc.h,v 1.6 2003/04/09 20:34:51 davidhaas Exp $
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*/
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*/
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#ifndef __CC_H__
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#ifndef __CC_H__
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#define __CC_H__
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#define __CC_H__
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@ -107,5 +107,11 @@ typedef struct _types_fd_set {
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x, __LINE__, __FILE__); fflush(NULL); abort();} while(0)
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x, __LINE__, __FILE__); fflush(NULL); abort();} while(0)
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#endif
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#endif
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asm u32_t GET_CALLER_PC (void)
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{
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! "d0"
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move.l 4(a6),d0
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}
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#endif /* __CC_H__ */
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#endif /* __CC_H__ */
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@ -284,7 +284,9 @@ mcf5272fec_tx_cleanup(void)
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tx_remove_sof = tx_remove_eof = mcf5272->tx_remove;
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tx_remove_sof = tx_remove_eof = mcf5272->tx_remove;
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/* We must protect reading the flags and then reading the buffer pointer. They must
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both be read together. */
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old_level = sys_arch_protect();
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/* Loop, looking for completed buffers at eof */
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/* Loop, looking for completed buffers at eof */
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while ((((flags = mcf5272->txbd_a[tx_remove_eof].flags) & MCF5272_FEC_TX_BD_R) == 0) &&
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while ((((flags = mcf5272->txbd_a[tx_remove_eof].flags) & MCF5272_FEC_TX_BD_R) == 0) &&
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(mcf5272->tx_pbuf_a[tx_remove_eof] != 0))
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(mcf5272->tx_pbuf_a[tx_remove_eof] != 0))
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@ -306,7 +308,9 @@ mcf5272fec_tx_cleanup(void)
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break;
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break;
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} while (1);
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} while (1);
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sys_arch_unprotect(old_level);
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pbuf_free(p); // Will be head of chain
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pbuf_free(p); // Will be head of chain
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old_level = sys_arch_protect();
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/* Look at next descriptor */
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/* Look at next descriptor */
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INC_TX_BD_INDEX(tx_remove_eof);
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INC_TX_BD_INDEX(tx_remove_eof);
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tx_remove_sof = tx_remove_eof;
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tx_remove_sof = tx_remove_eof;
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@ -314,10 +318,9 @@ mcf5272fec_tx_cleanup(void)
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else
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else
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INC_TX_BD_INDEX(tx_remove_eof);
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INC_TX_BD_INDEX(tx_remove_eof);
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}
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}
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mcf5272->tx_remove = tx_remove_eof;
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mcf5272->tx_remove = tx_remove_sof;
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/* clear interrupt status for tx interrupt */
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/* clear interrupt status for tx interrupt */
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old_level = sys_arch_protect();
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MCF5272_WR_FEC_EIR(imm, MCF5272_FEC_EIR_TXF);
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MCF5272_WR_FEC_EIR(imm, MCF5272_FEC_EIR_TXF);
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value = MCF5272_RD_FEC_IMR(imm);
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value = MCF5272_RD_FEC_IMR(imm);
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/* Set tx interrupt bit again */
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/* Set tx interrupt bit again */
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@ -525,9 +528,11 @@ mcf5272fec_rx(void)
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{
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{
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p = mcf5272->rx_pbuf_a[rx_remove_sof]; // First in chain
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p = mcf5272->rx_pbuf_a[rx_remove_sof]; // First in chain
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p->tot_len = p->len; // Important since len might have changed
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p->tot_len = p->len; // Important since len might have changed
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}
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} else {
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else
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pbuf_chain(p, mcf5272->rx_pbuf_a[rx_remove_sof]);
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pbuf_chain(p, mcf5272->rx_pbuf_a[rx_remove_sof]);
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pbuf_free(mcf5272->rx_pbuf_a[rx_remove_sof]);
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}
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/* Clear pointer to mark descriptor as free */
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/* Clear pointer to mark descriptor as free */
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mcf5272->rx_pbuf_a[rx_remove_sof] = 0;
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mcf5272->rx_pbuf_a[rx_remove_sof] = 0;
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mcf5272->rxbd_a[rx_remove_sof].p_buf = 0;
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mcf5272->rxbd_a[rx_remove_sof].p_buf = 0;
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@ -282,7 +282,7 @@ sys_arch_sem_wait(sys_sem_t sem, u32_t timeout)
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timespent = TICKS_TO_HUNDMICROSEC(((s32_t) ((s32_t) NU_Retrieve_Clock() - (s32_t) timestart)));
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timespent = TICKS_TO_HUNDMICROSEC(((s32_t) ((s32_t) NU_Retrieve_Clock() - (s32_t) timestart)));
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if (status == NU_TIMEOUT)
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if (status == NU_TIMEOUT)
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return 0xffffffff;
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return SYS_ARCH_TIMEOUT;
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else
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else
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/* Round off to milliseconds */
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/* Round off to milliseconds */
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return (timespent+5)/10;
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return (timespent+5)/10;
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@ -428,7 +428,7 @@ sys_arch_mbox_fetch(sys_mbox_t mbox, void **msg, u32_t timeout)
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timespent = TICKS_TO_HUNDMICROSEC(((s32_t) ((s32_t) NU_Retrieve_Clock() - (s32_t) timestart)));
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timespent = TICKS_TO_HUNDMICROSEC(((s32_t) ((s32_t) NU_Retrieve_Clock() - (s32_t) timestart)));
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if (status == NU_TIMEOUT)
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if (status == NU_TIMEOUT)
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return 0xffffffff;
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return SYS_ARCH_TIMEOUT;
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else
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else
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/* Round off to milliseconds */
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/* Round off to milliseconds */
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return (timespent+5)/10;
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return (timespent+5)/10;
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