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comparison level2/modules/kernel/fld.asm @ 1239:90bad6d8388c

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Major changes to bring kernel closer to L2 port
author boisy
date Tue, 05 Aug 2003 13:46:17 +0000
parents ca83286ded5b
children 716c84dca8e4
comparison
equal deleted inserted replaced
1238:481618f41f1d 1239:90bad6d8388c
13 orcc #IntMasks shut IRQ's off 13 orcc #IntMasks shut IRQ's off
14 sta >$FFA0 Map block into $0000-$1FFF 14 sta >$FFA0 Map block into $0000-$1FFF
15 brn L0AC8 15 brn L0AC8
16 lda ,x Get byte 16 lda ,x Get byte
17 stb >$FFA0 Map block 0 into $0000-$1FFF 17 stb >$FFA0 Map block 0 into $0000-$1FFF
18 fdb $21ED 18 fdb $21ED LBRN ???
19 puls pc,cc Get interrupt status/(or turn on) & return 19 puls pc,cc Get interrupt status/(or turn on) & return
20 20
21 * Get 1st byte of LDDDXY - also used by many other routines 21 * Get 1st byte of LDDDXY - also used by many other routines
22 * Increments X on exit; adjusts X for within 8K block & Y (DAT img ptr) 22 * Increments X on exit; adjusts X for within 8K block & Y (DAT img ptr)
23 LDAXY lda 1,y Get MMU block # 23 LDAXY lda 1,y Get MMU block #