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[avr-libc-dev] [bug #28108] bug with winavr20090313
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From: |
Brn Gomes |
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Subject: |
[avr-libc-dev] [bug #28108] bug with winavr20090313 |
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Date: |
Mon, 30 Nov 2009 11:17:47 +0000 |
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User-agent: |
Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10_6_2; en-us) AppleWebKit/531.21.8 (KHTML, like Gecko) Version/4.0.4 Safari/531.21.10 |
Follow-up Comment #1, bug #28108 (project avr-libc):
If I want a CAN msg with ID=0xFDFFFFF0 on msg2
it sends
ID=0xFDFDFFF0....
#define TEST_CAN_MSG1_ID 0xFDFFFFE0L
#define TEST_CAN_MSG2_ID 0xFDFFFFD0L
#define TEST_CAN_MSG3_ID 0xFDFFFFC0L
#define TEST_CAN_TX_MSG0_ID TEST_CAN_MSG3_ID
#define TEST_CAN_TX_MSG1_ID TEST_CAN_MSG1_ID
#define TEST_CAN_TX_MSG2_ID TEST_CAN_MSG2_ID
typedef struct
{
uint32_t id;
uint32_t id_msk;
uint8_t *data_ptr;
uint8_t status;
uint8_t proc;
void *action_ptr;
uint8_t max_size;
uint8_t size;
uint8_t mob_num;
uint8_t wdlc;
uint8_t mob_assign;
} can_msg_t;
static volatile can_msg_t can_tx_msg0;
static volatile can_msg_t can_tx_msg1;
static volatile can_msg_t can_tx_msg2;
static volatile uint8_t can_buf_out_msg0[10];
static volatile uint8_t can_buf_out_msg1[10];
static volatile uint8_t can_buf_out_msg2[10];
funtion called in C code:
void InitCan(void){
/*
* Msg 0
*/
can_tx_msg0.id = TEST_CAN_TX_MSG0_ID;
can_tx_msg0.data_ptr = (uint8_t *) can_buf_out_msg0;
can_tx_msg0.max_size = 8;
can_tx_msg0.size = 8;
can_tx_msg0.status = NOT_SENT;
can_tx_msg0.mob_num = 0;
can_tx_msg0.mob_assign = FIXED_MOB;
/* send dummy data... */
can_buf_out_msg0[0] = 0;
can_buf_out_msg0[1] = 0;
can_buf_out_msg0[2] = 0;
can_buf_out_msg0[3] = 0;
can_buf_out_msg0[4] = 0xDE;
can_buf_out_msg0[5] = 0xAD;
can_buf_out_msg0[6] = 0xFA;
can_buf_out_msg0[7] = 0xCE;
/*
* Msg 1
*/
can_tx_msg1.id = TEST_CAN_TX_MSG1_ID;
can_tx_msg1.data_ptr = (uint8_t *) can_buf_out_msg1;
can_tx_msg1.max_size = 8;
can_tx_msg1.size = 8;
can_tx_msg1.status = NOT_SENT;
can_tx_msg1.mob_assign = FLOATING_MOB;
/* send dummy data... */
can_buf_out_msg1[0] = 0xDE;
can_buf_out_msg1[1] = 0xAD;
can_buf_out_msg1[2] = 0xFA;
can_buf_out_msg1[3] = 0xCE;
can_buf_out_msg1[4] = 0;
can_buf_out_msg1[5] = 0;
can_buf_out_msg1[6] = 0;
can_buf_out_msg1[7] = 0;
/*
* Msg 2
*/
can_tx_msg2.id = TEST_CAN_TX_MSG2_ID;
can_tx_msg2.data_ptr = (uint8_t *) can_buf_out_msg2;
can_tx_msg2.max_size = 8;
can_tx_msg2.size = 8;
can_tx_msg2.status = NOT_SENT;
can_tx_msg2.mob_assign = FLOATING_MOB;
/* send dummy data... */
can_buf_out_msg2[0] = 0xDE;
can_buf_out_msg2[1] = 0xAD;
can_buf_out_msg2[2] = 0xFA;
can_buf_out_msg2[3] = 0xCE;
can_buf_out_msg2[4] = 0;
can_buf_out_msg2[5] = 0;
can_buf_out_msg2[6] = 0;
can_buf_out_msg2[7] = 0;
......-----------......
the .lss file generated with the error at line 724:
can_tx_msg2.id = TEST_CAN_TX_MSG2_ID;
71a: 00 ed ldi r16, 0xD0 ; 208
71c: e0 2e mov r14, r16
71e: 0f ef ldi r16, 0xFF ; 255
720: f0 2e mov r15, r16
722: 0f ef ldi r16, 0xFF ; 255
724: 00 2f mov r16, r16
726: 0d ef ldi r16, 0xFD ; 253
728: 10 2f mov r17, r16
72a: e0 92 0f 02 sts 0x020F, r14
72e: f0 92 10 02 sts 0x0210, r15
732: 00 93 11 02 sts 0x0211, r16
736: 10 93 12 02 sts 0x0212, r17
can_tx_msg2.data_ptr = (uint8_t *) can_buf_out_msg2;
73a: 86 e3 ldi r24, 0x36 ; 54
73c: 92 e0 ldi r25, 0x02 ; 2
73e: 90 93 18 02 sts 0x0218, r25
742: 80 93 17 02 sts 0x0217, r24
can_tx_msg2.max_size = 8;
746: 60 93 1d 02 sts 0x021D, r22
can_tx_msg2.size = 8;
74a: 60 93 1e 02 sts 0x021E, r22
can_tx_msg2.status = NOT_SENT;
74e: 70 93 19 02 sts 0x0219, r23
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