mos_8502 :verified: on Nostr: Does this seem like reasonable documentation for a syscall ...
Does this seem like reasonable documentation for a syscall interface?<code>## 0x00: SYS_OPEN<br><br>Arguments:<br> - B: 0x00<br> - A: File pathname address (23:16)<br> - X: File pathname address (15:0)<br><br>This call attempts to open the file specified by the fully qualified pathname<br>provided in the NULL-terminated string pointed to by the provided address.<br><br>On success, the carry flag will be cleared, and the X register will contain the<br>file descriptor for the open file. On error, the carry flag will be set, and<br>the A accumulator will have an error code.<br></code>
Published at
2024-07-08 04:51:12Event JSON
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"content": "Does this seem like reasonable documentation for a syscall interface?\u003ccode\u003e##\u0026nbsp;0x00:\u0026nbsp;SYS_OPEN\u003cbr\u003e\u003cbr\u003eArguments:\u003cbr\u003e - B:\u0026nbsp;0x00\u003cbr\u003e - A:\u0026nbsp;File pathname address (23:16)\u003cbr\u003e - X:\u0026nbsp;File pathname address (15:0)\u003cbr\u003e\u003cbr\u003eThis call attempts to open the file specified by the fully qualified pathname\u003cbr\u003eprovided in the NULL-terminated string pointed to by the provided address.\u003cbr\u003e\u003cbr\u003eOn success, the carry flag will be cleared, and the X register will contain the\u003cbr\u003efile descriptor for the open file. On error, the carry flag will be set, and\u003cbr\u003ethe A\u0026nbsp;accumulator will have an error code.\u003cbr\u003e\u003c/code\u003e",
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