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work on interrupts

This commit is contained in:
Kyle Cardoza 2024-03-31 20:10:15 -04:00
parent c0ea683b04
commit f79d2c6330
1 changed files with 64 additions and 0 deletions
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64
src/interrupts.s
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@ -369,21 +369,85 @@ fs_init:
fs_ioctl:
rts
; -----------------------------------------------------------------------------
; Read a number of raw sectors from the SD card. Arguments are passed in a data
; structure with the following layout:
;
; struct sector_read_s {
; uint32_t offset;
; uint16_t count;
; void *dest;
; };
;
; Arguments:
; A: Bank of argument
; Y: Address of argument
; Return value:
; A: Error code
; X: Number of sectors actually read
fs_sector_read:
rts
; -----------------------------------------------------------------------------
; Write a number of raw sectors to the SD card. Arguments are passed in a data
; structure with the following layout:
;
; struct sector_read_s {
; uint32_t offset;
; uint16_t count;
; void *src;
; };
;
; Arguments:
; A: Bank of argument
; Y: Address of argument
; Return value:
; A: Error code
; X: Number of sectors actually written
fs_sector_write:
rts
; -----------------------------------------------------------------------------
; Format the inserted SD card, removing any existing data.
;
; Arguments:
; A: Bank of volume label string
; Y: Address of volume label string
; Return value:
; A: Error code
fs_mkfs:
rts
; -----------------------------------------------------------------------------
; Get the amount of free space (in bytes) on the filesystem.
;
; Arguments: None
; Return value:
; X: High-order 32 bits of free space
; Y: Low-order 32 bits of free space
fs_free:
rts
; -----------------------------------------------------------------------------
; Get the volume label of the SD card. The string is written to a buffer owned
; by the caller.
;
; Arguments:
; A: Bank of volume label string
; Y: Address of volume label string
; Return value:
; A: Error code
fs_get_label:
rts
; -----------------------------------------------------------------------------
; Set the volume label of the SD card.
;
; Arguments:
; A: Bank of volume label string
; Y: Address of volume label string
; Return value:
; A: Error code
fs_set_label:
rts