čt 27. 8. 2020 v 13:54 odesílatel Michal Simek <[email protected]> napsal: > > From: T Karthik Reddy <[email protected]> > > Add read/write memory utilities for 16 and 32 bits. Add these > api's for both little and big endian systems similar to arm > architecture. > > Signed-off-by: T Karthik Reddy <[email protected]> > Signed-off-by: Ashok Reddy Soma <[email protected]> > Signed-off-by: Michal Simek <[email protected]> > --- > > arch/microblaze/include/asm/io.h | 22 ++++++++++++++++------ > 1 file changed, 16 insertions(+), 6 deletions(-) > > diff --git a/arch/microblaze/include/asm/io.h > b/arch/microblaze/include/asm/io.h > index 8e6be0ae267f..632bb236fbbe 100644 > --- a/arch/microblaze/include/asm/io.h > +++ b/arch/microblaze/include/asm/io.h > @@ -50,14 +50,24 @@ > #define outw(x, addr) ((void)writew(x, addr)) > #define outl(x, addr) ((void)writel(x, addr)) > > -/* Some #definitions to keep strange Xilinx code happy */ > -#define in_8(addr) readb(addr) > -#define in_be16(addr) readw(addr) > -#define in_be32(addr) readl(addr) > +#define out_arch(type, endian, addr, x) \ > + __raw_write##type(cpu_to_##endian(x), addr) > +#define in_arch(type, endian, addr) \ > + endian##_to_cpu(__raw_read##type(addr)) > + > +#define out_le16(addr, x) out_arch(w, le16, addr, x) > +#define out_le32(addr, x) out_arch(l, le32, addr, x) > + > +#define in_le16(addr) in_arch(w, le16, addr) > +#define in_le32(addr) in_arch(l, le32, addr) > + > +#define in_8(addr) readb(addr) > +#define in_be16(addr) in_arch(w, be16, addr) > +#define in_be32(addr) in_arch(l, be32, addr) > > #define out_8(addr, x) outb(x, addr) > -#define out_be16(addr, x) outw(x, addr) > -#define out_be32(addr, x) outl(x, addr) > +#define out_be16(addr, x) out_arch(w, be16, addr, x) > +#define out_be32(addr, x) out_arch(l, be32, addr, x) > > #define inb_p(port) inb((port)) > #define outb_p(val, port) outb((val), (port)) > -- > 2.28.0 >
Applied. M -- Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91 w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel - Xilinx Microblaze Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs
