Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 1 | #ifndef LINUX_CONSOLE_H |
| 2 | #define LINUX_CONSOLE_H |
| 3 | |
| 4 | #include "linux_syscall.h" |
| 5 | |
| 6 | static const char *addr_of_char(unsigned char ch) |
| 7 | { |
| 8 | static const char byte[] = { |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 9 | 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 10 | 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, |
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Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 19 | 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, |
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Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 21 | 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, |
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Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 28 | 0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f, |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 29 | 0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 30 | 0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf, |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 31 | 0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 32 | 0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf, |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 33 | 0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 34 | 0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf, |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 35 | 0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 36 | 0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf, |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 37 | 0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 38 | 0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef, |
Stefan Reinauer | 14e2277 | 2010-04-27 06:56:47 +0000 | [diff] [blame] | 39 | 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, |
Eric Biederman | 83b991a | 2003-10-11 06:20:25 +0000 | [diff] [blame] | 40 | 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff, |
| 41 | }; |
| 42 | return byte + ch; |
| 43 | } |
| 44 | |
| 45 | static void console_tx_byte(unsigned char ch) |
| 46 | { |
| 47 | write(STDOUT_FILENO, addr_of_char(ch), 1); |
| 48 | } |
| 49 | |
| 50 | static void console_tx_nibble(unsigned nibble) |
| 51 | { |
| 52 | unsigned char digit; |
| 53 | digit = nibble + '0'; |
| 54 | if (digit > '9') { |
| 55 | digit += 39; |
| 56 | } |
| 57 | console_tx_byte(digit); |
| 58 | } |
| 59 | |
| 60 | static void console_tx_char(unsigned char byte) |
| 61 | { |
| 62 | console_tx_byte(byte); |
| 63 | } |
| 64 | |
| 65 | static void console_tx_hex8(unsigned char value) |
| 66 | { |
| 67 | console_tx_nibble((value >> 4U) & 0x0fU); |
| 68 | console_tx_nibble(value & 0x0fU); |
| 69 | } |
| 70 | |
| 71 | static void console_tx_hex16(unsigned short value) |
| 72 | { |
| 73 | console_tx_nibble((value >> 12U) & 0x0FU); |
| 74 | console_tx_nibble((value >> 8U) & 0x0FU); |
| 75 | console_tx_nibble((value >> 4U) & 0x0FU); |
| 76 | console_tx_nibble(value & 0x0FU); |
| 77 | } |
| 78 | |
| 79 | static void console_tx_hex32(unsigned short value) |
| 80 | { |
| 81 | console_tx_nibble((value >> 28U) & 0x0FU); |
| 82 | console_tx_nibble((value >> 24U) & 0x0FU); |
| 83 | console_tx_nibble((value >> 20U) & 0x0FU); |
| 84 | console_tx_nibble((value >> 16U) & 0x0FU); |
| 85 | console_tx_nibble((value >> 12U) & 0x0FU); |
| 86 | console_tx_nibble((value >> 8U) & 0x0FU); |
| 87 | console_tx_nibble((value >> 4U) & 0x0FU); |
| 88 | console_tx_nibble(value & 0x0FU); |
| 89 | } |
| 90 | |
| 91 | static void console_tx_string(const char *str) |
| 92 | { |
| 93 | unsigned char ch; |
| 94 | while((ch = *str++) != '\0') { |
| 95 | console_tx_byte(ch); |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | static void print_emerg_char(unsigned char byte) { console_tx_char(byte); } |
| 100 | static void print_emerg_hex8(unsigned char value) { console_tx_hex8(value); } |
| 101 | static void print_emerg_hex16(unsigned short value){ console_tx_hex16(value); } |
| 102 | static void print_emerg_hex32(unsigned int value) { console_tx_hex32(value); } |
| 103 | static void print_emerg(const char *str) { console_tx_string(str); } |
| 104 | |
| 105 | static void print_warn_char(unsigned char byte) { console_tx_char(byte); } |
| 106 | static void print_warn_hex8(unsigned char value) { console_tx_hex8(value); } |
| 107 | static void print_warn_hex16(unsigned short value){ console_tx_hex16(value); } |
| 108 | static void print_warn_hex32(unsigned int value) { console_tx_hex32(value); } |
| 109 | static void print_warn(const char *str) { console_tx_string(str); } |
| 110 | |
| 111 | static void print_info_char(unsigned char byte) { console_tx_char(byte); } |
| 112 | static void print_info_hex8(unsigned char value) { console_tx_hex8(value); } |
| 113 | static void print_info_hex16(unsigned short value){ console_tx_hex16(value); } |
| 114 | static void print_info_hex32(unsigned int value) { console_tx_hex32(value); } |
| 115 | static void print_info(const char *str) { console_tx_string(str); } |
| 116 | |
| 117 | static void print_debug_char(unsigned char byte) { console_tx_char(byte); } |
| 118 | static void print_debug_hex8(unsigned char value) { console_tx_hex8(value); } |
| 119 | static void print_debug_hex16(unsigned short value){ console_tx_hex16(value); } |
| 120 | static void print_debug_hex32(unsigned int value) { console_tx_hex32(value); } |
| 121 | static void print_debug(const char *str) { console_tx_string(str); } |
| 122 | |
| 123 | static void print_spew_char(unsigned char byte) { console_tx_char(byte); } |
| 124 | static void print_spew_hex8(unsigned char value) { console_tx_hex8(value); } |
| 125 | static void print_spew_hex16(unsigned short value){ console_tx_hex16(value); } |
| 126 | static void print_spew_hex32(unsigned int value) { console_tx_hex32(value); } |
| 127 | static void print_spew(const char *str) { console_tx_string(str); } |
| 128 | |
| 129 | static void die(const char *str) |
| 130 | { |
| 131 | print_emerg(str); |
| 132 | do { |
| 133 | asm volatile (" "); |
| 134 | } while(1); |
| 135 | } |
| 136 | #endif /* LINUX_CONSOLE_H */ |