work on interrupts
This commit is contained in:
Kyle Cardoza
parent
963256a5c9
commit
2bbfecfea8
247
src/interrupts.s
247
src/interrupts.s
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@ -155,6 +155,20 @@ cop_handler_native:
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cop_jump_table:
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.word .word0 cop_exit
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.word .word0 cop_get_version
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.word .word0 cop_console_input
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.word .word0 cop_console_output
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.word .word0 cop_console_print_string
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.word .word0 cop_console_read_line
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.word .word0 cop_console_status
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.word .word0 cop_volume_select
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.word .word0 cop_volume_query
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.word .word0 cop_volume_current
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.word .word0 cop_get_date
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.word .word0 cop_set_date
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.word .word0 cop_get_time
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.word .word0 cop_set_time
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.word .word0 cop_sector_read
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.word .word0 cop_sector_write
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; -----------------------------------------------------------------------------
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; Function 0: Exit
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@ -190,3 +204,236 @@ cop_get_version:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 2: Console Input
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;
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; If there is no character waiting in standard input, then wait for one. Take
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; the character from stdin, and send it to stdout. Return the character value
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; in A.
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;
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; Arguments: None
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; Return Value:
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; A: Input character
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cop_console_input:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 3: Console Output
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;
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; The character in A is written to standard output.
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;
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; Arguments:
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; A: Character to write to stdout
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; Return Value: None
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cop_console_output:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 4: Print String
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;
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; Prints a NULL-terminated string to stdout.
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;
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; Arguments:
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; A: String bank
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; Y: String address
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; Return Value: None
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cop_console_print_string:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 5: Read Input Line
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;
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; Reads a line of characters from standard input, storing the resulting string
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; (terminated with NULL, CR not included) in the provided memory buffer.
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;
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; Arguments:
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; A: Buffer bank
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; Y: Buffer address
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; Return Value:
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; A: Length of line read (including terminating NULL)
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cop_console_read_line:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 6: Console Status
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;
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; Checks if a character is available to be read from standard input.
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;
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; Arguments: None
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; Return Value:
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; A: Zero if no character available, nonzero otherwise.
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cop_console_status:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 7: Select Volume
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;
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; Sets the selected volume to the one whose logical number is in A.
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;
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; Arguments:
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; A: Logical number to select as the selected volume.
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; Return Value:
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; A: Zero on success. Error code on failure.
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cop_volume_select:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 8: Query Volumes
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;
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; Returns a bitmap of the active (available) volume numbers in C.
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; Bit 0 refers to logical volume 0, bit 1 to logical volume 1, etc.
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;
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; Arguments: None
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; Return Value:
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; C: Bitmap of active logical volumes.
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cop_volume_query:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 9: Get Current Volume
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;
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; Returns the logical volume ID of the currently selected volume.
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;
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; Arguments: None
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; Return Value:
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; A: Logical volume ID of the current volume.
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cop_volume_current:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 10: Get Date
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;
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; Gets the current date into a structure with the following format:
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; struct date_s {
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; uint16_t year;
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; uint8_t month;
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; uint8_t day;
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; };
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;
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; If a compatible realtime clock is installed, it will be used as the source
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; for the date; otherwise, internal kernel variables will be used, updated by
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; the system timer.
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;
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; Arguments:
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; A: Bank of argument address
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; Y: Argument address
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; Return Value: None
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cop_get_date:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 11: Set Date
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;
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; Sets the current date from a structure with the following format:
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; struct date_s {
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; uint16_t year;
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; uint8_t month;
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; uint8_t day;
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; };
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;
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; If a compatible realtime clock is installed, it will be used as the destination
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; for the date; otherwise, internal kernel variables will be used, updated by
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; the system timer.
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;
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; Arguments:
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; A: Bank of argument address
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; Y: Argument address
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; Return Value: None
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cop_set_date:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 12: Get Time
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;
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; Gets the current time into a structure with the following format:
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; struct time_s {
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; uint8_t millisecond;
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; uint8_t second;
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; uint8_t minute;
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; uint8_t hour;
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; };
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;
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; If a compatible realtime clock is installed, it will be used as the source
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; for the time; otherwise, internal kernel variables will be used, updated by
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; the system timer.
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;
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; Arguments:
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; A: Bank of argument address
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; Y: Argument address
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; Return Value: None
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cop_get_time:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 13: Set Time
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;
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; Gets the current time into a structure with the following format:
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; struct time_s {
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; uint8_t millisecond;
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; uint8_t second;
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; uint8_t minute;
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; uint8_t hour;
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; };
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;
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; If a compatible realtime clock is installed, it will be used as the destination
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; for the date; otherwise, internal kernel variables will be used, updated by
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; the system timer.
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;
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; Arguments:
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; A: Bank of argument address
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; Y: Argument address
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; Return Value: None
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cop_set_time:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 14: Read Sectors
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;
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; Read a number of sectors from the specified physical device. Arguments are
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; provided in a structure with the following format:
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; struct sector_read_s {
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; uint8_t device;
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; uint32_t first_sector;
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; uint8_t length;
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; void *dest;
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; };
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;
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; Arguments:
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; C: Bank of argument address
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; Y: Argument address
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; Return Value: Error code
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cop_sector_read:
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cop_rti
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; -----------------------------------------------------------------------------
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; Function 15: Write Sectors
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;
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; Write a number of sectors to the specified physical device. Arguments are
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; provided in a structure with the following format:
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; struct sector_write_s {
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; uint8_t device;
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; uint32_t first_sector;
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; uint8_t length;
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; void *src;
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; };
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;
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; Arguments:
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; C: Bank of argument address
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; Y: Argument address
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; Return Value: Error code
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cop_sector_write:
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cop_rti
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