Added initial (empty) implementations for Calypsi C library stub functions.
This commit is contained in:
Kyle Cardoza
parent
e9d478dc90
commit
44a3be8be2
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@ -0,0 +1,394 @@
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###############################################################################
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# #
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# Calypsi linker for 65816 version 5.1 #
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# 27/Mar/2024 20:41:26 #
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# Command line: -o build/kernel.bin config/memory.scm #
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# --no-data-init-table-section --rtattr cstartup=turaco #
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# --list-file build.lst --verbose --output-format pgz #
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# src/main.o src/stubs.o #
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# #
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###############################################################################
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####################
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# #
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# Memories summary #
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# #
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####################
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Name Range Size Used Checksum Largest unallocated
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---------------------------------------------------------------------------------------
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DirectPage 000000-0000ff 000100 7.8% none 0000e8
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stack 000200-000fff 000e00 42.9% none 000800
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LowData 001000-007fff 007000 0.0% none 007000
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LowCode 008800-00ffe3 0077e4 0.1% none 0077dc
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IOSpace 00df00-00dfff 000100 0.0% none 000100
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LowCode-vector 00ffe4-00ffff 00001c 7.1% none 0077fc
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HighData-01 010000-01ffff 010000 12.7% none 00df7a
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> HighData-01-huge-nobits 010000-010085 000086 100.0% none 00ff7a
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HighData-02 020000-02ffff 010000 0.0% none 010000
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HighData-03 030000-03ffff 010000 0.0% none 010000
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HighData-04 040000-04ffff 010000 0.0% none 010000
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HighData-05 050000-05ffff 010000 0.0% none 010000
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HighData-06 060000-06ffff 010000 0.0% none 010000
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HighData-07 070000-07ffff 010000 0.0% none 010000
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HighCode-c0 c00000-c0ffff 010000 0.3% none 00ff44
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> HighCode-c0-farcode c00000-c000bb 0000bc 100.0% none 00ff44
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HighCode-c1 c10000-c1ffff 010000 0.0% none 010000
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HighCode-c2 c20000-c2ffff 010000 0.0% none 010000
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HighCode-c3 c30000-c3ffff 010000 0.0% none 010000
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HighCode-c4 c40000-c4ffff 010000 0.0% none 010000
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HighCode-c5 c50000-c5ffff 010000 0.0% none 010000
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HighCode-c6 c60000-c6ffff 010000 0.0% none 010000
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HighCode-c7 c70000-c7ffff 010000 0.0% none 010000
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####################
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# #
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# Sections summary #
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# #
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####################
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Name Range Size Memory Fragments
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------------------------------------------------------------------
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registers 000004-000017 000014 DirectPage 1
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stack 000200-0003ff 000200 stack 1
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cstack 000400-0007ff 000400 stack 1
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code 008800-008823 000024 LowCode 2
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reset 00fffc-00fffd 000002 LowCode-vector 1
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zhuge 010000-010085 000086 HighData-01-huge-nobits 3
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heap 010086-012085 002000 HighData-01 1
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farcode c00000-c000bb 0000bc HighCode-c0-farcode 18
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###################
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# #
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# Placement rules #
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# #
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###################
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Name Address range Key
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----------------------------------------------------------------------
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DirectPage 000000-0000ff Plain
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> (registers 000004)
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> ztiny
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HighCode-c0 c00000-c0ffff Far
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HighCode-c0-farcode c00000-c0ffff FarFunction and TEXT
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> farcode
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HighCode-c1 c10000-c1ffff Far
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HighCode-c1-farcode c10000-c1ffff FarFunction and TEXT
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> farcode
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HighCode-c2 c20000-c2ffff Far
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HighCode-c2-farcode c20000-c2ffff FarFunction and TEXT
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> farcode
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HighCode-c3 c30000-c3ffff Far
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HighCode-c3-farcode c30000-c3ffff FarFunction and TEXT
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> farcode
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HighCode-c4 c40000-c4ffff Far
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HighCode-c4-farcode c40000-c4ffff FarFunction and TEXT
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> farcode
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HighCode-c5 c50000-c5ffff Far
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HighCode-c5-farcode c50000-c5ffff FarFunction and TEXT
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> farcode
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HighCode-c6 c60000-c6ffff Far
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HighCode-c6-farcode c60000-c6ffff FarFunction and TEXT
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> farcode
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HighCode-c7 c70000-c7ffff Far
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HighCode-c7-farcode c70000-c7ffff FarFunction and TEXT
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> farcode
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HighData-01 010000-01ffff Far
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> heap
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HighData-01-huge-nobits 010000-01ffff Huge and BSS
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> zhuge
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HighData-02 020000-02ffff Far
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> heap
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HighData-02-huge-nobits 020000-02ffff Huge and BSS
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> zhuge
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HighData-03 030000-03ffff Far
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> heap
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HighData-03-huge-nobits 030000-03ffff Huge and BSS
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> zhuge
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HighData-04 040000-04ffff Far
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> heap
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HighData-04-huge-nobits 040000-04ffff Huge and BSS
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> zhuge
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HighData-05 050000-05ffff Far
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> heap
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HighData-05-huge-nobits 050000-05ffff Huge and BSS
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> zhuge
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HighData-06 060000-06ffff Far
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> heap
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HighData-06-huge-nobits 060000-06ffff Huge and BSS
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> zhuge
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HighData-07 070000-07ffff Far
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> heap
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HighData-07-huge-nobits 070000-07ffff Huge and BSS
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> zhuge
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IOSpace 00df00-00dfff Plain
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> (VERAIOPort 00df00)
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LowCode-vector 00ffe4-00ffff Plain
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> (reset 00fffc)
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> code
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> cdata
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> switch
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LowCode 008800-00ffe3 Plain
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> code
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> cdata
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> switch
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LowData 001000-007fff Plain
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> near
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> data
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> znear
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> zdata
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stack 000200-000fff Plain
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> (stack 000200)
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> (cstack 000400)
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Name Size Align
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--------------------
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cstack 000400 no
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stack 000200 no
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heap 002000 no
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Name Memory Offset
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-----------------------------------
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_DirectPageStart DirectPage 000000
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_NearBaseAddress LowData 000000
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################
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# #
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# Object files #
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# #
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################
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Unit Filename Archive
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--------------------------------------------
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0 src/main.o -
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> farcode 000002
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1 src/stubs.o -
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> farcode 000034
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3 cstartup.o clib-lc-hd-double64.a
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# picked based on cstartup=normal (built-in default)
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> code 000024
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> farcode 000001
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> reset 000002
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4 exit.o clib-lc-hd-double64.a
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# picked based on exit=stdexit (built-in default)
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> farcode 000072
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> zhuge 000086
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6 controlFlow.o clib-lc-hd-double64.a
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> farcode 00000e
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7 pseudoRegisters.o clib-lc-hd-double64.a
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> registers 000014
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8 exitC99.o clib-lc-hd-double64.a
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> farcode 000005
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###################
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# #
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# Cross reference #
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# #
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###################
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_Dp in section 'registers' placed at address 000004-000017 of size 000014
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(pseudoRegisters.o (from clib-lc-hd-double64.a) unit 7 section index 2)
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Defines:
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_Vfp = 000014
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_Dp = 000004
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Referenced from:
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__program_start (cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 2)
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exit (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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_JmpIndLong (controlFlow.o (from clib-lc-hd-double64.a) unit 6 section index 3)
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_Stub_exit in section 'farcode' placed at address c00000-c00000 of size 000001
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(src/stubs.o unit 1 section index 12)
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Defines:
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_Stub_exit = c00000
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Referenced from:
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_Exit (exitC99.o (from clib-lc-hd-double64.a) unit 8 section index 2)
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_Stub_assert in section 'farcode'
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placed at address c00001-c00001 of size 000001
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(src/stubs.o unit 1 section index 14)
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Defines:
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_Stub_assert = c00001
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__low_level_init in section 'farcode'
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placed at address c00002-c00002 of size 000001
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(cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 8)
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Defines:
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__low_level_init = c00002
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Referenced from:
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__program_start (cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 2)
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main in section 'farcode' placed at address c00003-c00004 of size 000002
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(src/main.o unit 0 section index 2)
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Defines:
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main = c00003
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Referenced from:
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(cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 6)
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_Stub_open in section 'farcode' placed at address c00005-c00008 of size 000004
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(src/stubs.o unit 1 section index 2)
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Defines:
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_Stub_open = c00005
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_Stub_close in section 'farcode'
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placed at address c00009-c0000c of size 000004
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(src/stubs.o unit 1 section index 3)
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Defines:
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_Stub_close = c00009
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_Stub_access in section 'farcode'
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placed at address c0000d-c00010 of size 000004
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(src/stubs.o unit 1 section index 4)
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Defines:
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_Stub_access = c0000d
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_Stub_fgetpos in section 'farcode'
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placed at address c00011-c00014 of size 000004
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(src/stubs.o unit 1 section index 6)
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Defines:
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_Stub_fgetpos = c00011
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_Stub_fsetpos in section 'farcode'
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placed at address c00015-c00018 of size 000004
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(src/stubs.o unit 1 section index 7)
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Defines:
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_Stub_fsetpos = c00015
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_Stub_read in section 'farcode' placed at address c00019-c0001c of size 000004
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(src/stubs.o unit 1 section index 8)
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Defines:
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_Stub_read = c00019
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_Stub_write in section 'farcode'
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placed at address c0001d-c00020 of size 000004
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(src/stubs.o unit 1 section index 9)
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Defines:
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_Stub_write = c0001d
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_Stub_rename in section 'farcode'
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placed at address c00021-c00024 of size 000004
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(src/stubs.o unit 1 section index 10)
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Defines:
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_Stub_rename = c00021
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_Stub_remove in section 'farcode'
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placed at address c00025-c00028 of size 000004
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(src/stubs.o unit 1 section index 11)
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Defines:
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_Stub_remove = c00025
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_Exit in section 'farcode' placed at address c00029-c0002d of size 000005
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(exitC99.o (from clib-lc-hd-double64.a) unit 8 section index 2)
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Defines:
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_Exit = c00029
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References:
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_Stub_exit in (src/stubs.o unit 1 section index 12)
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Referenced from:
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exit (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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_Stub_lseek in section 'farcode'
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placed at address c0002e-c00034 of size 000007
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(src/stubs.o unit 1 section index 5)
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Defines:
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_Stub_lseek = c0002e
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_Stub_environ in section 'farcode'
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placed at address c00035-c0003b of size 000007
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(src/stubs.o unit 1 section index 13)
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Defines:
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_Stub_environ = c00035
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_JmpIndLong in section 'farcode'
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placed at address c0003c-c00049 of size 00000e
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(controlFlow.o (from clib-lc-hd-double64.a) unit 6 section index 3)
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Defines:
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_JmpIndLong = c0003c
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References:
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_Dp in (pseudoRegisters.o (from clib-lc-hd-double64.a) unit 7 section index 2)
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Referenced from:
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exit (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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exit in section 'farcode' placed at address c0004a-c000bb of size 000072
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(exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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Defines:
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exit = c0004a
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References:
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_Dp in (pseudoRegisters.o (from clib-lc-hd-double64.a) unit 7 section index 2)
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_Exit in (exitC99.o (from clib-lc-hd-double64.a) unit 8 section index 2)
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_ExitCloseStreams in (exit.o (from clib-lc-hd-double64.a) unit 4 section index 2)
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_JmpIndLong in (controlFlow.o (from clib-lc-hd-double64.a) unit 6 section index 3)
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__atexit in (exit.o (from clib-lc-hd-double64.a) unit 4 section index 3)
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__atexit_index in (exit.o (from clib-lc-hd-double64.a) unit 4 section index 4)
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Referenced from:
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(cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 6)
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Section 'heap' placed at address 010086-012085 of size 002000
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(linker generated)
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__atexit_index in section 'zhuge'
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placed at address 010000-010001 of size 000002
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(exit.o (from clib-lc-hd-double64.a) unit 4 section index 4)
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Defines:
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__atexit_index = 010000
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Referenced from:
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exit (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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__atexit in section 'zhuge' placed at address 010002-010081 of size 000080
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(exit.o (from clib-lc-hd-double64.a) unit 4 section index 3)
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Defines:
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__atexit = 010002
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Referenced from:
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exit (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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_ExitCloseStreams in section 'zhuge'
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placed at address 010082-010085 of size 000004
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(exit.o (from clib-lc-hd-double64.a) unit 4 section index 2)
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Defines:
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_ExitCloseStreams = 010082
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Referenced from:
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exit (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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__program_start in section 'code'
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placed at address 008800-008818 of size 000019
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(cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 2)
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Defines:
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__program_start = 008800
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References:
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_DirectPageStart
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_NearBaseAddress
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.sectionEnd(stack)
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_Vfp in (pseudoRegisters.o (from clib-lc-hd-double64.a) unit 7 section index 2)
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__low_level_init in (cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 8)
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Referenced from:
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__program_root_section (cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 7)
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Section 'code' placed at address 008819-008823 of size 00000b
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||||
(cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 6)
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References:
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exit in (exit.o (from clib-lc-hd-double64.a) unit 4 section index 5)
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||||
main in (src/main.o unit 0 section index 2)
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__program_root_section in section 'reset'
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||||
placed at address 00fffc-00fffd of size 000002
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||||
(cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 7)
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||||
Defines:
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__program_root_section = 00fffc
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||||
References:
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||||
__program_start in (cstartup.o (from clib-lc-hd-double64.a) unit 3 section index 2)
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||||
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Section 'stack' placed at address 000200-0003ff of size 000200
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||||
(linker generated)
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||||
|
||||
Section 'cstack' placed at address 000400-0007ff of size 000400
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||||
(linker generated)
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||||
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||||
##########################
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# #
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# Memory sizes (decimal) #
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||||
# #
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||||
##########################
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||||
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Executable (Text): 226 bytes
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||||
Data : 134 bytes
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Non-initialized : 9748 bytes
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@ -42,12 +42,10 @@ ASFLAGS += --debug
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endif
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LDFLAGS := $(MEMORY_MAP) \
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--hosted \
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--no-data-init-table-section \
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--rtattr cstartup=turaco \
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--list-file build.lst \
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--verbose \
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--no-auto-libraries \
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--output-format pgz
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ifeq ($(ENABLE_RELEASE_BUILD), "true")
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@ -0,0 +1,112 @@
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//*****************************************************************************
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// Sentinel 65X Kernel
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//
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// src/stubs.c
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//*****************************************************************************
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||||
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// Stub functions which the C library needs in order to function.
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||||
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#include <stddef.h>
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#include <stdio.h>
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||||
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||||
int
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||||
_Stub_open(const char *path, int oflag, ...)
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||||
{
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||||
(void) path;
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||||
(void) oflag;
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||||
return -1;
|
||||
}
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||||
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||||
int
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||||
_Stub_close(int fd)
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||||
{
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||||
(void) fd;
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||||
return -1;
|
||||
}
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||||
|
||||
int
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||||
_Stub_access(const char *path, int mode)
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||||
{
|
||||
(void) path;
|
||||
(void) mode;
|
||||
return -1;
|
||||
}
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||||
|
||||
long
|
||||
_Stub_lseek(int fd, long offset, int whence)
|
||||
{
|
||||
(void) fd;
|
||||
(void) offset;
|
||||
(void) whence;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int
|
||||
_Stub_fgetpos(int fd, fpos_t *pos)
|
||||
{
|
||||
(void) fd;
|
||||
(void) pos;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int
|
||||
_Stub_fsetpos(int fd, const fpos_t *pos)
|
||||
{
|
||||
(void) fd;
|
||||
(void) pos;
|
||||
return -1;
|
||||
}
|
||||
|
||||
size_t
|
||||
_Stub_read(int fd, void *buf, size_t count)
|
||||
{
|
||||
(void) fd;
|
||||
(void) buf;
|
||||
(void) count;
|
||||
return 0;
|
||||
}
|
||||
|
||||
size_t
|
||||
_Stub_write(int fd, const void *buf, size_t count)
|
||||
{
|
||||
(void) fd;
|
||||
(void) buf;
|
||||
(void) count;
|
||||
return 0;
|
||||
}
|
||||
|
||||
int
|
||||
_Stub_rename(const char *oldpath, const char *newpath)
|
||||
{
|
||||
(void) oldpath;
|
||||
(void) newpath;
|
||||
return -1;
|
||||
}
|
||||
|
||||
int
|
||||
_Stub_remove(const char *path)
|
||||
{
|
||||
(void) path;
|
||||
return -1;
|
||||
}
|
||||
|
||||
void
|
||||
_Stub_exit(int exitCode)
|
||||
{
|
||||
(void) exitCode;
|
||||
return;
|
||||
}
|
||||
|
||||
char**
|
||||
_Stub_environ(void)
|
||||
{
|
||||
return NULL;
|
||||
}
|
||||
|
||||
void
|
||||
_Stub_assert(const char *filename, int linenum)
|
||||
{
|
||||
(void) filename;
|
||||
(void) linenum;
|
||||
return;
|
||||
}
|
||||
Loading…
Reference in New Issue