75 lines
2.0 KiB
ArmAsm
75 lines
2.0 KiB
ArmAsm
#include <minix/ipcconst.h>
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#include <machine/asm.h>
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/**========================================================================* */
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/* IPC assembly routines * */
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/**========================================================================* */
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ENTRY(_ipc_send_intr)
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push {fp}
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mov fp, sp
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mov r2, r1 /* r2 = msg ptr */
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mov r1, r0 /* r1 = src_dest */
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mov r0, #SEND /* _ipc_send(dest, ptr) */
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mov r3, #IPCVEC_INTR /* r3 determines the SVC type */
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svc #0 /* trap to kernel */
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pop {fp}
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bx lr
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ENTRY(_ipc_receive_intr)
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push {fp}
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mov fp, sp
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push {r2} /* save status ptr */
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mov r2, r1 /* r2 = msg ptr */
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mov r1, r0 /* r1 = src_dest */
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mov r0, #RECEIVE /* _ipc_receive(src, ptr) */
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mov r3, #IPCVEC_INTR /* r3 determines the SVC type */
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svc #0 /* trap to kernel */
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pop {r2} /* restore status ptr */
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str r1, [r2]
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pop {fp}
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bx lr
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ENTRY(_ipc_sendrec_intr)
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push {fp}
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mov fp, sp
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mov r2, r1 /* r2 = msg ptr */
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mov r1, r0 /* r1 = src_dest */
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mov r0, #SENDREC /* _ipc_sendrec(srcdest, ptr) */
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mov r3, #IPCVEC_INTR /* r3 determines the SVC type */
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svc #0 /* trap to kernel */
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pop {fp}
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bx lr
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ENTRY(_ipc_notify_intr)
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push {fp}
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mov fp, sp
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mov r1, r0 /* r1 = src_dest */
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mov r0, #NOTIFY /* _ipc_notify(srcdst) */
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mov r3, #IPCVEC_INTR /* r3 determines the SVC type */
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svc #0 /* trap to kernel */
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pop {fp}
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bx lr
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ENTRY(_ipc_sendnb_intr)
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push {fp}
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mov fp, sp
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mov r2, r1 /* r2 = msg ptr */
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mov r1, r0 /* r1 = src_dest */
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mov r0, #SENDNB /* _ipc_sendnb(dest, ptr) */
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mov r3, #IPCVEC_INTR /* r3 determines the SVC type */
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svc #0 /* trap to kernel */
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pop {fp}
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bx lr
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ENTRY(_ipc_senda_intr)
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push {fp}
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mov fp, sp
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mov r2, r0 /* r2 = table */
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/* r1 already holds count */
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mov r0, #SENDA /* _ipc_senda(table, count) */
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mov r3, #IPCVEC_INTR /* r3 determines the SVC type */
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svc #0 /* trap to kernel */
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pop {fp}
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bx lr
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