| 1 | #
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| 2 | # Copyright (c) 2021 Jiri Svoboda
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| 3 | # Copyright (c) 2015 Petr Pavlu
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| 4 | # All rights reserved.
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| 5 | #
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| 6 | # Redistribution and use in source and binary forms, with or without
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| 7 | # modification, are permitted provided that the following conditions
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| 8 | # are met:
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| 9 | #
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| 10 | # - Redistributions of source code must retain the above copyright
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| 11 | # notice, this list of conditions and the following disclaimer.
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| 12 | # - Redistributions in binary form must reproduce the above copyright
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| 13 | # notice, this list of conditions and the following disclaimer in the
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| 14 | # documentation and/or other materials provided with the distribution.
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| 15 | # - The name of the author may not be used to endorse or promote products
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| 16 | # derived from this software without specific prior written permission.
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| 17 | #
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| 18 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | #
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| 29 |
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| 30 | arch_uspace_c_args = [ '-D__LE__', '-fno-omit-frame-pointer' ]
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| 31 | arch_kernel_c_args = arch_uspace_c_args + [ '-march=armv8-a+nofp+nosimd', '-mgeneral-regs-only' ]
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| 32 | arch_kernel_link_args = [ '-nostdlib' ]
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| 33 | arch_uspace_link_args = [ '-nostdlib', '-lgcc' ]
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| 34 |
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| 35 | # UEFI binaries should be relocatable, the EFI boot service LoadImage() will
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| 36 | # rebase the boot file using the .reloc information in the image if it cannot
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| 37 | # load the binary at its preferred address. The ARM64 port does not provide this
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| 38 | # information in its PE file (that would require manually creating it) but
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| 39 | # instead the boot code is compiled with the -fpic option and the bootloader
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| 40 | # relocates itself at runtime.
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| 41 | #
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| 42 | # N.B. The UEFI guarantees for AArch64 that during boot time the primary
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| 43 | # processor is in the execution mode that has unaligned access enabled. The
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| 44 | # -mstrict-align option is therefore not needed.
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| 45 | arch_boot_c_args = arch_uspace_c_args + [ '-fpic', '-fvisibility=hidden', '-fno-function-sections' ]
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| 46 | arch_boot_link_args = [ '-Wl,-shared', '-Wl,--no-gc-sections' ]
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| 47 |
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| 48 | if MACHINE == 'virt'
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| 49 | rd_essential_drv += [
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| 50 | 'drv/char/pl011',
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| 51 | 'drv/intctl/gicv2',
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| 52 | 'drv/platform/arm64virt',
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| 53 | ]
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| 54 | endif
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| 55 |
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| 56 | if MACHINE == 'hikey960'
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| 57 | rd_essential_drv += [
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| 58 | 'drv/char/pl011',
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| 59 | 'drv/intctl/gicv2',
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| 60 | 'drv/platform/hikey960',
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| 61 | ]
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| 62 | endif
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| 63 |
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| 64 | rd_drv += rd_essential_drv
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