| Line 59... |
Line 59... |
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; I/O Write Qualification Register
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; I/O Write Qualification Register
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.DEFINE IO_WRITE_QUAL WQL_Address
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.DEFINE IO_WRITE_QUAL WQL_Address
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; External Interrupt Manager / Task Timer
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; External Interrupt Manager / Task Timer
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.DEFINE INT_MGR_IF INT_Address ; Shared with the main
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.DEFINE INT_MGR_IF INT_Address
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.DEFINE TASK_TIMER_PRD INT_MGR_IF + 0
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.DEFINE TASK_TIMER_PRD INT_MGR_IF + 0
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; Defines for the 8-bit interrupt manager
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; Defines for the 8-bit interrupt manager
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.DEFINE EXT_INT_MASK INT_MGR_IF + 1
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.DEFINE EXT_INT_MASK INT_MGR_IF + 1
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.DEFINE EXT_INT_PEND INT_MGR_IF + 2
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.DEFINE EXT_INT_PEND INT_MGR_IF + 2
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| Line 130... |
Line 130... |
.DEFINE FREE_SYSMEM_PTR BOOT_BLOCK + 6
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.DEFINE FREE_SYSMEM_PTR BOOT_BLOCK + 6
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.DEFINE TASK_PARAMS_PTR BOOT_BLOCK + 8
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.DEFINE TASK_PARAMS_PTR BOOT_BLOCK + 8
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.DEFINE TASK_PARAM_TABLE BOOT_BLOCK + 10
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.DEFINE TASK_PARAM_TABLE BOOT_BLOCK + 10
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.MACRO INSTANCE_TASK_POINTERS
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.MACRO INSTANCE_TASK_POINTERS
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.DW TaskMgr.Task_Stacks ; ( + 4) First available RAM location for stack data
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.DW TaskMgr.Task_Stacks ; ( + 4) First available RAM location for stack data
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.DW TaskMgr.Free_Mem ; ( + 6) First available free RAM location in sysmem
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.DW TaskMgr.Free_Mem ; ( + 6) First available free RAM location in sysmem
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.DW TASK_PARAM_TABLE ; ( + 8) Start of task parameter table
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.DW TASK_PARAM_TABLE ; ( + 8) Start of task parameter table
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.ENDM
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.ENDM
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| Line 267... |
Line 266... |
.ENDM
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.ENDM
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.MACRO RELOCATE_SP
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.MACRO RELOCATE_SP
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STP PSR_S ; Affirmatively set PSR_S flag first
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STP PSR_S ; Affirmatively set PSR_S flag first
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RSP ; Execute the RSP instruction
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RSP ; Execute the RSP instruction
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CLP PSR_S ; Reset PSR_GP4 afterward
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CLP PSR_S ; Reset PSR_S afterward
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.ENDM
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.ENDM
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; Task initialization, switching time, and init/exec macros
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; Task initialization, switching time, and init/exec macros
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.MACRO DISABLE_PREEMPTION_TIMER
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.MACRO DISABLE_PREEMPTION_TIMER
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CLR R0 ; Make sure the PIT is disabled
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CLR R0 ; Make sure the PIT is disabled
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| Line 762... |
Line 761... |
LDI R0, #EXT_INTERRUPT_EN_H; Re-enable the external interrupts
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LDI R0, #EXT_INTERRUPT_EN_H; Re-enable the external interrupts
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STA R0, EXT_INT16_MASK_H
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STA R0, EXT_INT16_MASK_H
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.ENDM
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.ENDM
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; Sets up an individual external interrupt macro. Note that these refer to
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; Sets up an individual external interrupt macro. Note that these refer to
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; macros defined in ext_isr_config.s
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; macros defined in taskmgr_config.s
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.MACRO PROCESS_EXT_ISR
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.MACRO PROCESS_EXT_ISR
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SET_INT\@_FLAGS
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SET_INT\@_FLAGS
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TX0 R3 ; When done with the flags, update the
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TX0 R3 ; When done with the flags, update the
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