# GDB initialization script for Automotive RTOS debugging

# Set target architecture
set architecture arm
set endian little

# Configure remote target
# target remote localhost:3333
# target remote :2331

# Set program counter
set $pc = Reset_Handler

# Break at main
break main
continue

# RTOS-specific commands
define rtos_tasks
    echo === RTOS Tasks ===\n
    set $task = task_list_head
    while $task != 0
        printf "Task: %s\n", $task->name
        printf "  ID: %d\n", $task->task_id
        printf "  Priority: %d\n", $task->priority
        printf "  State: %d\n", $task->state
        printf "  Stack: 0x%08x\n", $task->stack_pointer
        printf "  Stack Base: 0x%08x\n", $task->stack_base
        printf "  Stack Size: %d\n", $task->stack_size
        printf "\n"
        set $task = $task->next
    end
end

define rtos_task_info
    if $argc != 1
        echo Usage: rtos_task_info <task_name>\n
    else
        set $task = task_list_head
        while $task != 0
            if $_streq($task->name, $arg0)
                printf "Task Information:\n"
                printf "  Name: %s\n", $task->name
                printf "  ID: %d\n", $task->task_id
                printf "  Priority: %d\n", $task->priority
                printf "  State: %d\n", $task->state
                printf "  Stack Pointer: 0x%08x\n", $task->stack_pointer
                printf "  Stack Base: 0x%08x\n", $task->stack_base
                printf "  Stack Size: %d\n", $task->stack_size
                printf "  Stack Used: %d\n", $task->stack_high_water_mark
                printf "  Execution Count: %d\n", $task->statistics.execution_count
                printf "  Last Execution: %d\n", $task->statistics.last_execution_time
                break
            end
            set $task = $task->next
        end
        if $task == 0
            echo Task not found\n
        end
    end
end

define rtos_scheduler_stats
    echo === Scheduler Statistics ===\n
    printf "Context Switches: %d\n", scheduler_state.statistics.context_switches
    printf "Preemptions: %d\n", scheduler_state.statistics.preemptions
    printf "Max Latency: %d\n", scheduler_state.statistics.max_scheduling_latency
    printf "Total Idle Time: %d\n", scheduler_state.statistics.total_idle_time
end

define rtos_semaphores
    echo === Semaphores ===\n
    # Iterate through semaphore list
    echo Semaphore information not available in this build\n
end

define rtos_mutexes
    echo === Mutexes ===\n
    # Iterate through mutex list
    echo Mutex information not available in this build\n
end

define rtos_queues
    echo === Message Queues ===\n
    # Iterate through queue list
    echo Queue information not available in this build\n
end

define rtos_stack_check
    echo === Stack Usage ===\n
    set $task = task_list_head
    while $task != 0
        printf "%s: %d/%d bytes used\n", $task->name, $task->stack_high_water_mark, $task->stack_size
        set $task = $task->next
    end
end

# Pretty printing
set print pretty on
set print array on
set print elements 20
set print demangle on

# History
set history save on
set history size 1000
set history filename .gdb_history

# Convenience
set pagination off
set confirm off
set verbose off

# Display on stop
display/10i $pc