Date: Wed, 30 Apr 2003 15:16:01 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 30158 for review Message-ID: <200304302216.h3UMG1aD007092@repoman.freebsd.org>
next in thread | raw e-mail | index | archive | help
http://perforce.freebsd.org/chv.cgi?CH=30158 Change 30158 by peter@peter_daintree on 2003/04/30 15:15:52 Tidy up a little. Affected files ... .. //depot/projects/hammer/sys/boot/i386/libi386/elf64_freebsd.c#10 edit Differences ... ==== //depot/projects/hammer/sys/boot/i386/libi386/elf64_freebsd.c#10 (text+ko) ==== @@ -43,6 +43,11 @@ struct file_format x86_64_elf = { elf64_loadfile, elf64_exec }; +#define PG_V 0x001 +#define PG_RW 0x002 +#define PG_U 0x004 +#define PG_PS 0x080 + typedef u_int64_t p4_entry_t; typedef u_int64_t p3_entry_t; typedef u_int64_t p2_entry_t; @@ -77,37 +82,31 @@ if (err != 0) return(err); -#define PG_V 0x001 -#define PG_RW 0x002 -#define PG_U 0x004 -#define PG_PS 0x080 - bzero(PT4, PAGE_SIZE); - bzero(PT3, PAGE_SIZE); - bzero(PT2, PAGE_SIZE); + bzero(PT4, PAGE_SIZE); + bzero(PT3, PAGE_SIZE); + bzero(PT2, PAGE_SIZE); - /* single PML4 entry */ - PT4[0] = (p4_entry_t)VTOP((uintptr_t)&PT3[0]); - PT4[0] |= PG_V | PG_RW | PG_U; + /* single PML4 entry */ + PT4[0] = (p4_entry_t)VTOP((uintptr_t)&PT3[0]); + PT4[0] |= PG_V | PG_RW | PG_U; - /* Direct map 1GB at address zero */ - PT3[0] = (p3_entry_t)VTOP((uintptr_t)&PT2[0]); - PT3[0] |= PG_V | PG_RW | PG_U; + /* Direct map 1GB at address zero */ + PT3[0] = (p3_entry_t)VTOP((uintptr_t)&PT2[0]); + PT3[0] |= PG_V | PG_RW | PG_U; - /* Direct map 1GB at KERNBASE (hardcoded for now) */ - PT3[1] = (p3_entry_t)VTOP((uintptr_t)&PT2[0]); - PT3[1] |= PG_V | PG_RW | PG_U; + /* Direct map 1GB at KERNBASE (hardcoded for now) */ + PT3[1] = (p3_entry_t)VTOP((uintptr_t)&PT2[0]); + PT3[1] |= PG_V | PG_RW | PG_U; - /* 512 PG_PS (2MB) page mappings for 1GB of direct mapping */ - for (i = 0; i < 512; i++) { - PT2[i] = i * (2 * 1024 * 1024); - PT2[i] |= PG_V | PG_RW | PG_PS | PG_U; - } + /* 512 PG_PS (2MB) page mappings for 1GB of direct mapping */ + for (i = 0; i < 512; i++) { + PT2[i] = i * (2 * 1024 * 1024); + PT2[i] |= PG_V | PG_RW | PG_PS | PG_U; + } entry_lo = ehdr->e_entry & 0xffffffff; entry_hi = (ehdr->e_entry >> 32) & 0xffffffff; #ifdef DEBUG - printf("modulep: 0x%x\n", modulep); - printf("kernend: 0x%x\n", kernend); printf("Start @ %#llx ...\n", ehdr->e_entry); #endif
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200304302216.h3UMG1aD007092>