RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-06 07:38:05 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

cd: switch to CD controller code from genplus

Browse source 
same license, much cleaner code
using own dma code though..
This commit is contained in:
notaz 2013-10-05 04:14:45 +03:00
parent a6523294e2
commit 3f23709ef3
14 changed files with 1212 additions and 807 deletions
Download patch file Download diff file Expand all files Collapse all files

10
pico/cd/memory_arm.s
View file

@ -49,7 +49,7 @@
@ externs, just for reference
.extern Pico
.extern Read_CDC_Host
.extern cdc_host_r
.extern m68k_reg_write8
.extern s68k_reg_read16
.extern s68k_reg_write8
@ -195,12 +195,12 @@ m_m68k_read8_r07:
bx lr
m_m68k_read8_r08:
mov r0, #0
bl Read_CDC_Host @ TODO: make it local
bl cdc_host_r
mov r0, r0, lsr #8
bx lr
m_m68k_read8_r09:
mov r0, #0
b Read_CDC_Host
b cdc_host_r
m_m68k_read8_r0c:
add r1, r1, #0x110000
add r1, r1, #0x002200
@ -292,7 +292,7 @@ m_m68k_read16_r06:
bx lr
m_m68k_read16_r08:
mov r0, #0
b Read_CDC_Host
b cdc_host_r
m_m68k_read16_r0c:
add r1, r1, #0x110000
add r1, r1, #0x002200
@ -501,7 +501,7 @@ m_s68k_read16_regs:
cmp r0, #8
bne s68k_reg_read16
mov r0, #1
b Read_CDC_Host
b cdc_host_r
@ @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@