David Given
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36ab90385f
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Change sbrk() to take an int rather than an intptr_t (following the OpenBSD way
rather than the Linux way; various non-C bits of the ACK assume it takes an
int, so it's cleaner).
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2016-11-23 22:06:24 +01:00 |
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David Given
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204f932ed2
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Raspberry Pi backend now builds.
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2016-08-20 12:40:13 +02:00 |
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David Given
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c72eaef8ee
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Add routine to set the Raspberry Pi clock to 250MHz (loads faster than the default 19.2MHz).
--HG--
branch : dtrg-videocore
rename : plat/rpi/libsys/pi_user_to_phys.s => plat/rpi/libsys/pi_fast_mode.s
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2013-06-24 23:57:27 +01:00 |
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David Given
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eaf4339cd6
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Implement a very crude busy-wait based select() mechanism for consol input.
--HG--
branch : dtrg-videocore
rename : plat/rpi/include/ack/config.h => plat/rpi/include/sys/select.h
rename : plat/rpi/libsys/time.c => plat/rpi/libsys/select.c
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2013-06-09 22:16:30 +01:00 |
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David Given
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ed6c4a85d1
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Change the size of the SRAM area to 128kB (to reflect reality).
--HG--
branch : dtrg-videocore
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2013-06-06 00:05:48 +01:00 |
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David Given
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d5a112dbfd
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Some more termios compatibility options.
--HG--
branch : dtrg-videocore
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2013-05-30 23:25:22 +01:00 |
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David Given
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2054618e75
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Add basic termios to the rpi platform to allow echoing/newline translation to be controlled.
--HG--
branch : dtrg-videocore
rename : plat/rpi/include/unistd.h => plat/rpi/include/termios.h
rename : plat/rpi/libsys/write.c => plat/rpi/libsys/tcgetattr.c
rename : plat/rpi/libsys/write.c => plat/rpi/libsys/tcsetattr.c
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2013-05-30 23:19:55 +01:00 |
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David Given
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e01f00e320
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Allow reading from the mini UART. Add a check to not touch the UART unless it's been initialised (in case of accidents when running in kernel mode).
--HG--
branch : dtrg-videocore
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2013-05-26 18:58:54 +01:00 |
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David Given
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bd9497be77
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Renamed the pi-specific functions to be a bit cleaner.
--HG--
branch : dtrg-videocore
rename : plat/rpi/libsys/phys_to_user.s => plat/rpi/libsys/pi_phys_to_user.s
rename : plat/rpi/libsys/uart.s => plat/rpi/libsys/pi_uart.s
rename : plat/rpi/libsys/user_to_phys.s => plat/rpi/libsys/pi_user_to_phys.s
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2013-05-26 00:22:39 +01:00 |
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David Given
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e299cc3bcf
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stdio (output only) now works.
--HG--
branch : dtrg-videocore
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2013-05-25 23:59:31 +01:00 |
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David Given
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6a672d5e96
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Heap allocations now works.
--HG--
branch : dtrg-videocore
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2013-05-25 23:28:47 +01:00 |
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David Given
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ec25fec145
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Build binaries that will run bare metal. Add enough syscall library to init the uart and write text.
--HG--
branch : dtrg-videocore
rename : plat/rpi/libsys/libsys.h => plat/rpi/libsys/libsysasm.h
rename : plat/rpi/libsys/_sys_rawread.s => plat/rpi/libsys/phys_to_user.s
rename : plat/rpi/libsys/_sys_rawread.s => plat/rpi/libsys/uart.s
rename : plat/rpi/libsys/_sys_rawread.s => plat/rpi/libsys/user_to_phys.s
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2013-05-25 00:35:29 +01:00 |
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David Given
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32ebc502c8
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Skeleton of VideoCore IV support for the Raspberry Pi.
--HG--
branch : dtrg-videocore
rename : mach/powerpc/as/.distr => mach/vc4/as/.distr
rename : mach/powerpc/as/mach0.c => mach/vc4/as/mach0.c
rename : mach/powerpc/as/mach1.c => mach/vc4/as/mach1.c
rename : mach/powerpc/as/mach2.c => mach/vc4/as/mach2.c
rename : mach/powerpc/as/mach3.c => mach/vc4/as/mach3.c
rename : mach/powerpc/as/mach4.c => mach/vc4/as/mach4.c
rename : mach/powerpc/as/mach5.c => mach/vc4/as/mach5.c
rename : mach/i86/build.mk => mach/vc4/build.mk
rename : mach/powerpc/libem/powerpc.h => mach/vc4/libem/videocore.h
rename : mach/i86/libend/.distr => mach/vc4/libend/.distr
rename : mach/i86/libend/edata.s => mach/vc4/libend/edata.s
rename : mach/i86/libend/em_end.s => mach/vc4/libend/em_end.s
rename : mach/i86/libend/end.s => mach/vc4/libend/end.s
rename : mach/i86/libend/etext.s => mach/vc4/libend/etext.s
rename : mach/powerpc/ncg/.distr => mach/vc4/ncg/.distr
rename : mach/powerpc/ncg/mach.c => mach/vc4/ncg/mach.c
rename : mach/powerpc/ncg/mach.h => mach/vc4/ncg/mach.h
rename : mach/powerpc/ncg/table => mach/vc4/ncg/table
rename : plat/pc86/descr => plat/rpi/descr
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2013-05-17 00:03:38 +01:00 |
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