Changeset 46c20c8 in mainline for kernel/arch/mips32/src/smp/dorder.c
- Timestamp:
- 2010-11-26T20:08:10Z (13 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 45df59a
- Parents:
- fb150d78 (diff), ffdd2b9 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
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- 1 edited
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kernel/arch/mips32/src/smp/dorder.c
rfb150d78 r46c20c8 33 33 */ 34 34 35 #include <typedefs.h> 36 #include <smp/ipi.h> 35 37 #include <arch/smp/dorder.h> 36 38 37 39 #define MSIM_DORDER_ADDRESS 0xB0000004 38 40 41 #ifdef CONFIG_SMP 42 39 43 void ipi_broadcast_arch(int ipi) 40 44 { 41 #ifdef CONFIG_SMP 42 *((volatile unsigned int *) MSIM_DORDER_ADDRESS) = 0x7FFFFFFF; 45 *((volatile uint32_t *) MSIM_DORDER_ADDRESS) = 0x7fffffff; 46 } 47 43 48 #endif 49 50 uint32_t dorder_cpuid(void) 51 { 52 return *((volatile uint32_t *) MSIM_DORDER_ADDRESS); 53 } 54 55 void dorder_ipi_ack(uint32_t mask) 56 { 57 *((volatile uint32_t *) (MSIM_DORDER_ADDRESS + 4)) = mask; 44 58 } 45 59
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