diff --git a/include/standard-headers/linux/kvm_para.h b/include/standard-headers/linux/kvm_para.h new file mode 100644 index 0000000000..015c166302 --- /dev/null +++ b/include/standard-headers/linux/kvm_para.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +#ifndef __LINUX_KVM_PARA_H +#define __LINUX_KVM_PARA_H + +/* + * This header file provides a method for making a hypercall to the host + * Architectures should define: + * - kvm_hypercall0, kvm_hypercall1... + * - kvm_arch_para_features + * - kvm_para_available + */ + +/* Return values for hypercalls */ +#define KVM_ENOSYS 1000 +#define KVM_EFAULT EFAULT +#define KVM_EINVAL EINVAL +#define KVM_E2BIG E2BIG +#define KVM_EPERM EPERM +#define KVM_EOPNOTSUPP 95 + +#define KVM_HC_VAPIC_POLL_IRQ 1 +#define KVM_HC_MMU_OP 2 +#define KVM_HC_FEATURES 3 +#define KVM_HC_PPC_MAP_MAGIC_PAGE 4 +#define KVM_HC_KICK_CPU 5 +#define KVM_HC_MIPS_GET_CLOCK_FREQ 6 +#define KVM_HC_MIPS_EXIT_VM 7 +#define KVM_HC_MIPS_CONSOLE_OUTPUT 8 +#define KVM_HC_CLOCK_PAIRING 9 +#define KVM_HC_SEND_IPI 10 +#define KVM_HC_SCHED_YIELD 11 +#define KVM_HC_MAP_GPA_RANGE 12 + +/* + * hypercalls use architecture specific + */ + +#endif /* __LINUX_KVM_PARA_H */ diff --git a/linux-headers/asm-x86/kvm_para.h b/linux-headers/asm-x86/kvm_para.h new file mode 100644 index 0000000000..1d3e0e0b07 --- /dev/null +++ b/linux-headers/asm-x86/kvm_para.h @@ -0,0 +1 @@ +#include "standard-headers/asm-x86/kvm_para.h" diff --git a/linux-headers/linux/kvm_para.h b/linux-headers/linux/kvm_para.h new file mode 100644 index 0000000000..6a1e672259 --- /dev/null +++ b/linux-headers/linux/kvm_para.h @@ -0,0 +1,2 @@ +#include "standard-headers/linux/kvm_para.h" +#include diff --git a/scripts/update-linux-headers.sh b/scripts/update-linux-headers.sh index 7e93acb3b5..c34ac6454e 100755 --- a/scripts/update-linux-headers.sh +++ b/scripts/update-linux-headers.sh @@ -63,6 +63,7 @@ cp_portable() { -e 'linux/kernel' \ -e 'linux/sysinfo' \ -e 'asm/setup_data.h' \ + -e 'asm/kvm_para.h' \ > /dev/null then echo "Unexpected #include in input file $f". @@ -70,6 +71,15 @@ cp_portable() { fi header=$(basename "$f"); + + if test -z "$arch"; then + # Let users of include/standard-headers/linux/ headers pick the + # asm-* header that they care about + arch_cmd='/]*\)>/d' + else + arch_cmd='s/]*\)>/"standard-headers\/asm-'$arch'\/\1"/' + fi + sed -e 's/__aligned_u64/__u64 __attribute__((aligned(8)))/g' \ -e 's/__u\([0-9][0-9]*\)/uint\1_t/g' \ -e 's/u\([0-9][0-9]*\)/uint\1_t/g' \ @@ -78,7 +88,7 @@ cp_portable() { -e 's/__be\([0-9][0-9]*\)/uint\1_t/g' \ -e 's/"\(input-event-codes\.h\)"/"standard-headers\/linux\/\1"/' \ -e 's/]*\)>/"standard-headers\/linux\/\1"/' \ - -e 's/]*\)>/"standard-headers\/asm-'$arch'\/\1"/' \ + -e "$arch_cmd" \ -e 's/__bitwise//' \ -e 's/__attribute__((packed))/QEMU_PACKED/' \ -e 's/__inline__/inline/' \ @@ -158,7 +168,12 @@ EOF cp "$hdrdir/include/asm/unistd_32.h" "$output/linux-headers/asm-x86/" cp "$hdrdir/include/asm/unistd_x32.h" "$output/linux-headers/asm-x86/" cp "$hdrdir/include/asm/unistd_64.h" "$output/linux-headers/asm-x86/" + cp_portable "$hdrdir/include/asm/kvm_para.h" "$output/include/standard-headers/asm-$arch" + cat <$output/linux-headers/asm-$arch/kvm_para.h +#include "standard-headers/asm-$arch/kvm_para.h" +EOF + # Remove everything except the macros from bootparam.h avoiding the # unnecessary import of several video/ist/etc headers sed -e '/__ASSEMBLY__/,/__ASSEMBLY__/d' \ @@ -208,6 +223,10 @@ if [ -d "$linux/LICENSES" ]; then done fi +cat <$output/linux-headers/linux/kvm_para.h +#include "standard-headers/linux/kvm_para.h" +#include +EOF cat <$output/linux-headers/linux/virtio_config.h #include "standard-headers/linux/virtio_config.h" EOF @@ -230,6 +249,7 @@ for i in "$hdrdir"/include/linux/*virtio*.h \ "$hdrdir/include/linux/ethtool.h" \ "$hdrdir/include/linux/const.h" \ "$hdrdir/include/linux/kernel.h" \ + "$hdrdir/include/linux/kvm_para.h" \ "$hdrdir/include/linux/vhost_types.h" \ "$hdrdir/include/linux/sysinfo.h"; do cp_portable "$i" "$output/include/standard-headers/linux"