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comparison src/cs/drivers/drv_app/ffs/board/drv.c @ 46:559a8b3ef10b

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FFS code: first attempt at non-invasive gcc support
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 19 Jul 2018 00:35:33 +0000
parents b6a5e36de839
children 8019491a67a9
comparison
equal deleted inserted replaced
45:e955d102e7c4 46:559a8b3ef10b
1421 // Note that we use our own interrupt disable/enable function because 1421 // Note that we use our own interrupt disable/enable function because
1422 // Nucleus allegedly should have a bug in its implementation for this. 1422 // Nucleus allegedly should have a bug in its implementation for this.
1423 1423
1424 uint32 int_disable(void) 1424 uint32 int_disable(void)
1425 { 1425 {
1426 #ifdef __GNUC__
1427 return NU_Control_Interrupts(0xC0);
1428 #else
1426 asm(" .state16"); 1429 asm(" .state16");
1427 asm(" mov A1, #0xC0"); 1430 asm(" mov A1, #0xC0");
1428 asm(" ldr A2, tct_disable"); 1431 asm(" ldr A2, tct_disable");
1429 asm(" bx A2 "); 1432 asm(" bx A2 ");
1430 1433
1431 asm("tct_disable .field _TCT_Control_Interrupts+0,32"); 1434 asm("tct_disable .field _TCT_Control_Interrupts+0,32");
1432 asm(" .global _TCT_Control_Interrupts"); 1435 asm(" .global _TCT_Control_Interrupts");
1436 #endif
1433 } 1437 }
1434 1438
1435 void int_enable(uint32 cpsr) 1439 void int_enable(uint32 cpsr)
1436 { 1440 {
1441 #ifdef __GNUC__
1442 return NU_Control_Interrupts(cpsr);
1443 #else
1437 asm(" .state16"); 1444 asm(" .state16");
1438 asm(" ldr A2, tct_enable"); 1445 asm(" ldr A2, tct_enable");
1439 asm(" bx A2 "); 1446 asm(" bx A2 ");
1440 1447
1441 asm("tct_enable .field _TCT_Control_Interrupts+0,32"); 1448 asm("tct_enable .field _TCT_Control_Interrupts+0,32");
1442 asm(" .global _TCT_Control_Interrupts"); 1449 asm(" .global _TCT_Control_Interrupts");
1450 #endif
1443 } 1451 }
1444 1452
1445 #else 1453 #else
1446 1454
1447 uint32 int_disable(void) { return 0; } 1455 uint32 int_disable(void) { return 0; }